HP 113394 User Guide - Page 102
The Power Function in RPN Mode, The Power Function in ALG Mode
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102 Section 7: Mathematics and Number-Alteration Functions The Power Function in RPN Mode Pressing q calculates a power of a number - that is, yx. Like the arithmetic function +, q requires two numbers: 1. Key in the base number (which is designated by the y on the key). 2. Press \ to separate the second number (the exponent) from the first (the base). 3. Key in the exponent (which is designated by the x on the key). 4. Press q to calculate the power. To Calculate Keystrokes (RPN mode) Display 21.4 2-1.4 (-2)3 3 2 or 21/3 2\1.4q 2\1.4Þq 2Þ\3q 2\3yq 2.64 0.38 -8.00 1.26 The Power Function in ALG Mode To calculate a power of a number, that is, yx, in ALG mode, do the following: 1. Key in the base number (which is designated by the y on the key). 2. Press q and key in the exponent (which is designated by the x on the key) 3. Press } to calculate the power. To Calculate Keystrokes (ALG mode) Display 21.4 2q1.4} 2.64 2-1.4 2q1.4Þ} 0.38 (-2)3 2Þq3} -8.00 3 2 or 21/3 2q3y} 1.26 File name: hp 12c pt_user's guide_English_HDPMF123E27 Page: 102 of 275 Printed Date: 2005/8/1 Dimension: 14.8 cm x 21 cm