Ltamtecarwo8o Ltamtecarwo8o

04-09-2016
Mathematics

contestada

what is the value of the expression 8 to the -2nd power? a. –16 b. 1/64 c. 1/16 d. 64

Respuesta :

TacoMan22 TacoMan22

04-09-2016

The answer is b. 1/64

Answer Link

dalendrk dalendrk

04-09-2016

[tex]a^{-n}=\dfrac{1}{a^n}\\\\8^{-2}=\dfrac{1}{8^2}=\dfrac{1}{8\cdot8}=\boxed{\frac{1}{64}}[/tex]

Answer Link

Otras preguntas

How do you put 0.8918 as a fraction

select difference of (8x2-3x3) - (2x2-5x3)

9 to the x-5 power=27

what is 16,700,000,000,000,000 estimated as the product of a single digit and a power of 10

write the ratio 6 ft to 4yd as a fraction in simplest form.

A Coast Guard ship patrols an area of 125 square miles. The area the ship patrols is a square. About how long is each side of the square? Round your answer to t

The area of a square field is 200 square feet. What is the approximate length of each side of the field? Round your answer to the nearest foot.

Canada has a population that is about 1/10 as large as the United States. If Canada's population is about 32,000,000, about how many people live in the United S

You just priced what it would cost to buy vinyl floor tiles at the local tile store. They quoted you $3.29 per tile. When you went home you found the same exact

-2 (x-7)=-(2x+5) solve for x