Texas Instruments BA-35 Quick Reference Guide

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Texas Instruments BA-35 manual table of contents:

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  BA-35 Solar Quick Reference Guide Table of Contents General Information ...The Display ...Arithmetic Operations ...Correcting Errors ...Display Formats ...Memory Operations ...Math ... Information...2 4 6 7 8 9 10 12 13 14 16 18 23 24 27 30 35 37 38 © 1996 by Texas Instruments Incorporated 1
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  ... and values in memory or the mode registers. The calculator turns off automatically when the solar cell panel is no longer exposed to light. Modes The calculator can operate in...the display tell you the calculator's current mode. STAT displays for statistics, FIN for financial. No indicator ...
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  ... function. If you accidentally press 0, press it again to cancel its effect. Clearing the Calculator u (All Clear/On)-Clears the calculator completely,..., and the memory and mode registers. Pressing u also sets the calculator to floating-decimal format and financial mode. - (Clear Entry/Clear)-Clears ...
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  ...a maximum of 13 digits. Display Indicators Indicator 2nd Meaning The calculator will access the second function of the next key pressed (appears when you press 0). The calculator is in the financial mode. The calculator is in the statistics mode. Note: No indicator displays ...
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  ... the summed principal over a range of payments. (Displayed only in the financial mode.) The value in the display is the principal for a single payment. (... summed interest over a range of payments. (Displayed only in the financial mode.) The value in the display is the interest for a single payment. (...
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  .... To enter a negative number, first enter the number as a positive value and then press @. Arithmetic Keys p, o, n, m-Perform the arithmetic operations of addition, subtraction, multiplication, and division. l (Equals)-Completes all pending operations and displays the result of a calculation. 6
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  ... the correct number. To clear all pending operations and begin the calculation again, press - twice. w (x Exchange y)-Exchanges the values of x ... y in the incorrect order, press w to reverse them. Then complete the calculation. v (Backspace)-Removes the last digit or decimal point from the displayed ...
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  Display Formats Floating-Decimal Format The calculator normally displays numbers in "standard" floating-... to 9,999,999,999. If the result of a calculation is too large or too small to be displayed ...). For example, 5.9 12 means 5.9 x 10 12. The calculator is always in floating-decimal format when you ...
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  Memory Operations The memory can store any numeric value within the range of the calculator. You can use the calculator's memory to store, sum, and recall a numeric value. You can use the memory in any mode. r (Store)-Stores the displayed...
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  ... (Universal Power)-Raises any positive number to any power within the range of the calculator or calculates any root of any positive number within the range of the calculator. To calculate a power: 1. Enter the number (y) that you want to raise to a power. 2. Press...
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  ...or any key that completes the operation. 0 G (Natural Logarithm)-Calculates the natural logarithm (base e = 2.718281828459) of the displayed number....; otherwise, an error condition occurs. 0 ^ (Natural Antilogarithm)- Calculates the natural antilogarithm of the displayed number. This is equivalent to...
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  ... Key Sequence nnEl Function Calculates n% of the principal amount. Calculates n% of the principal amount and adds the result to the principal. Calculates n% of the principal amount and subtracts the result from the principal. Divides the principal amount by n%. Add-On pnEl Discount onEl ...
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  ...Calculations 0 4 (Percent Change)-Calculates the percentage change between two values. To calculate the percentage change: 1. Enter the new value. 2. Press 0 4. 3. Enter the old value. 4. Press l. The percentage change is calculated by the formula: New value - Old value x 100 Old value If ...
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  Margin and Markup Calculations To calculate cost, selling price, gross profit margin, or markup, use 2 to set the calculator to the profit-margin mode (no display indicator). ...)-Enters the markup, which is the difference between selling price and cost expressed as a percentage of the cost. If ...
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  Performing Gross Profit Margin Calculations To calculate cost, selling price, or gross profit margin: 1. Press 0 b... key for the unknown value. Performing Markup Calculations To calculate cost, selling price, or markup: 1. Press 0 b to clear the registers and use 2 to enter the profit margin mode (no ...
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  Compound Interest Calculations To calculate compound interest, use 2 to set the calculator to the to the financial mode (FIN appears in the .... When the payment has a value other than zero, the calculator treats the problem as an annuity (a series of regular, equal payments). Compound Interest Keys In...
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  ... recall. For example, to recall the present value, press s K. Performing Compound Interest Calculations To perform a compound interest calculation, you must... Press 1 and the key for the unknown value. For compound interest calculations, the payment (PMT) must be zero. This value is set automatically ...
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  .... 0 a (Beginning-of-Period)-Sets the calculator to compute for annuity-due problems (beginning-of-period payments)....not in the display, the calculator solves using end-of-period payments. Note: If an annuity problem... has no effect on compound interest calculations in which no payment is involved. 18...
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  ... Keys In annuity calculations, the following keys are used to enter or calculate the values listed below. C-Total number of payment periods. I-Percent ... payment. 1 (Computation Key)-Computes the unknown value for annuity problems. § When Begin is not displayed, the 1 key computes the unknown value ...
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  Annuity Calculations (Continued) Recalling Values To recall a value that you have entered or computed,...amount may be positive or negative, depending on the type of problem you are solving. § If payments are discounted ...mortgage, loan, bond, and lease problems. These problems have a present value, but...
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  ... and use 2 to enter the financial mode (FIN appears in the display). 2. Ensure that the calculator is set correctly for the type of annuity calculation desired. § § For ordinary annuities, Begin should not be...rate requires more time than other calculations. If you use unrealistic values,...
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  Annuity Calculations (Continued) Special Functions for Monthly Compounding or Payment Periods 0 h (Monthly Interest)-Divides the number in the...i key sequence: 1. Enter the number of years for a compound interest or annuity problem with monthly compounding or payment periods. 2. Press 0 i. Then press ...
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  ... To convert to EFF or APR, use 2 to set the calculator to the financial mode (FIN appears in the display... per year (c/yr) for the APR. 4. Press l to calculate the EFF. 0 O (EFF to APR)-Converts annual ... the number of compounding periods per year (c/yr) for the APR. 4. Press l to calculate the APR. 23...
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  ... Principal To calculate balance, interest and principal, use 2 to set the calculator to the financial mode (FIN appears in the display.) W (Balance)-... payment. To find the balance: 1. If necessary, press 0 a to change the calculator to solve for end-of-period payments or beginning-of-period payments....
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  ... principal of a single payment: 1. If necessary, press 0 a to change the calculator to solve for end-of-period payments or beginning-of-period payments....I, K, L, and M keys. 3. Enter the payment number. 4. Press V to calculate the interest. (The int indicator is displayed with the result.) 5. Press w...
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  ... over a range of payments: 1. If necessary, press 0 a to change the calculator to solve for end-of-period payments or beginning-of-period payments....(P1) and press X. 4. Enter the second payment number. 5. Press V to calculate the interest. (The Gint indicator is displayed with the result.) 6. Press w...
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  Statistics To enter a statistics problem, use 2 to set the calculator to the statistics mode (STAT appears in the display). 0 b (Clear Mode Registers)-Clears any previously entered data points. g (Statistics Data Entry)-Enters the displayed number as a data ...
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  ...x values. Standard Deviation The 0 y and 0 x key sequences calculate the standard deviation of the data values in the statistical registers.... display the standard deviation of the x values. 0 y ("Population" Deviation)- Calculates the "n weighted" (or "population") standard deviation. 0 x ("Sample" ...
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  ... of the representative line. To display the y-intercept (b), press 0 {; to display the slope (a), press w after you display the y-intercept. 0 d (Correlation)-Calculates the correlation between the x and y values in a set of data points. 0 T, 0 Q (Predicted Value)-After you enter an x value, you can...
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  ...interest rate § number of years in mortgage Procedure Clear calculator and mode registers; select two decimal... Begin is not displayed.* Enter mortgage amount. Calculate interest rate. Enter interest rate. Calculate number of payment periods. Enter number of payment periods. Compute monthly payment. ...
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  ...§ amount of payment § payment number Procedure Clear calculator and mode registers; select two decimal ...until Begin is not displayed.* Enter mortgage amount. Calculate interest rate. Enter interest rate. Calculate... payment amount. Enter payment number and calculate balance.* * Key Sequence -0b 0c2 2...
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  ... afford, assuming that: § § § The buyer will pay a given percentage of the selling price as a down payment. An estimated percentage is added to the ...of total monthly payment) § percent down (of selling price) Procedure Clear calculator and mode registers; select two decimal places. Press 2 until ...
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  ... is not displayed.* Enter monthly interest rate. Calculate and enter number of monthly payments. Calculate and store maximum monthly payment. Calculate and enter maximum allowable loan payment (... or insurance). Compute maximum allowable loan amount. Calculate house price (including down payment). ...
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  ...) § points (percentage points) § commission (percentage points) Procedure Clear calculator and mode registers; select two decimal places. Press 2 until no mode indicator is displayed. Add original price and profit to calculate cost before points are added on, and enter. Enter points as a margin. ...
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  ... the condition and all pending operations; press u to clear the calculator completely.) General Error Conditions The error conditions listed ... In the financial mode, errors occur when you: § Calculate a financial unknown before you have entered enough known variables or when no solution exists. 35
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  ... less than two data points in the statistical registers. Calculate 0 x with only one data point. Perform a ... are no data points. Perform a linear regression calculation with less than two data points. Perform a linear regression calculation on a vertical line. Enter a series of data values such that ...
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  ... The display goes blank during a long calculation. Wait for it to finish. Be sure the solar power cells are exposed to an adequate light source. Be sure the calculator is set for the ... or fixed decimal. Check the error conditions listed on pages 35-36. A function does not seem to work. ...
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  ... For more information about TI products and services, contact TI by e-mail or visit the TI calculator home page on the world-wide web....of the warranty or about product service, refer to the warranty statement enclosed with this product or contact your local Texas Instruments retailer/distributor. 38

Texas Instruments BA-35 Manual