6
Basic Keyboard/GENERAL MATHEMATICS USING THE SHARP EL-9900
Copyright © 2002, Sharp Electronics Corporation. Permission is granted to photocopy for educational use only.
Press to access the calculation screen.
1. Calculate 15
2
.
STEP 1: Enter 15 by pressing 1 5 .
STEP 2: Square by pressing the x
2
key.
STEP 3: Calculate by pressing the ENTER key.
The answer is 225.
2. Calculate 3
4
.
STEP 1: Enter 3 by pressing 3 .
STEP 2: Exponentiate by pressing the a
b
key.
STEP 3: Enter 4 by pressing 4 .
STEP 4: Calculate by pressing the ENTER key.
The answer is 81.
3. Calculate
√
196.
STEP 1: Enter the square root by pressing 2ndF √ .
STEP 2: Enter 196 by pressing 1 9 6 .
STEP 3: Calculate by pressing the ENTER key.
The answer is 14.
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