Roots and exponents, 16 | Casio FX-82AU PLUS guide

Casio FX-82AU PLUS Roots and exponents, 121 76 D 216 728 D 128 152 73 D 6 C 1.3 D 6A7 25 D383

Roots and exponents

B 121

C 6.76 D 18.49

B 216

C 1.728 D 68.921

128

B 152

C 73 D 33

B 3.6 C 1.3 D 3.4

6A7 1932

C 25 D383

FX-82AU PLUS specifications

Models: FX-82AU PLUS

Answers

Button procedures for roots and exponents are on pages 7 to 9. Remember that you can use the nbutton to toggle between fractions and decimals if you want your answer in a different form.

1.Use the dbutton to find the value of the following squares.

A 52

B 112

C 2.62

D 4.32

2.Use the „button to calculate the value of the following cubes.

A 23

B 63

C 1.23

D 4.13

3.Use the fbutton to calculate the following quantities.

A 27	B 161.5		C 16−0.5				D 8	2
								3
E ( 12 )−5	2		G (12511 )−	1		1
	F ( 278 )	3		2	H 16−		× 23
						2

4.Use the s button to find the following roots.

5.Use the SHIFT then fbuttons to find the value of the following roots. Express each answer correct to one decimal place.

A 4 700

B 5 620

C 8 11

D 4 32 + 53

6.Express the following values as whole numbers or mixed numerals.

A (1		)5	B			C ( 51 )−2	D (	4	)−	3
	1			2	7
										2
	2				9			9

2A 8

B 64

D 4

E 32

H 2

E 2

F 23

5A 5.1

B 1

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C 482 + 552 D 652 − 562

E 62 − 4×1× 8

F 432 − 4× 6× 55