Advertisements
Advertisements
Question
Evaluate.
`(8^(-1)xx5^(3))/2^(-4)`
Advertisements
Solution
`(8^-1 xx 5^3)/2^(-4)`
`= {(1/8^1)xx 125}/(1/2^4)`
`= ((1/8) xx 125)/(1/16)`
` = (16 xx 125)/8`
`= 2 xx 125`
= 250
APPEARS IN
RELATED QUESTIONS
Find the value of the following:
(30 + 4−1) × 22
Find the value of the following:
Write the following in exponential form:
\[\left( \frac{2}{5} \right)^{- 2} \times \left( \frac{2}{5} \right)^{- 2} \times \left( \frac{2}{5} \right)^{- 2}\]
By what number should \[\left( \frac{5}{3} \right)^{- 2}\] be multiplied so that the product may be \[\left( \frac{7}{3} \right)^{- 1} ?\]
Find x, if \[\left( \frac{1}{4} \right)^{- 4} \times \left( \frac{1}{4} \right)^{- 8} = \left( \frac{1}{4} \right)^{- 4x}\]
Find x, if
Find x, if
Find the value of x for which 52x ÷ 5−3 = 55.
\[\left( \frac{3}{4} \right)^5 \div \left( \frac{5}{3} \right)^5\] is equal to
Express 16–2 as a power with the base 2.
