Advertisements
Advertisements
Question
Evaluate:
(−3)−2
Sum
Advertisements
Solution
\[( - 3 )^2 = \frac{1}{3^2}\] → (a−n = 1/(an))
\[= \frac{1}{9}\]
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Evaluate.
`(5/8)^(-7) xx (8/5)^(-4)`
By what number should (−15)−1 be divided so that the quotient may be equal to (−5)−1?
Simplify:
\[\left\{ 4^{- 1} \times 3^{- 1} \right\}^2\]
Simplify:
\[\left( 4^{- 1} - 5^{- 1} \right) \div 3^{- 1}\]
By what number should 5−1 be multiplied so that the product may be equal to (−7)−1?
Find x, if
\[\left( \frac{5}{4} \right)^{- x} \div \left( \frac{5}{4} \right)^{- 4} = \left( \frac{5}{4} \right)^5\]
Find the value of (30 + 4−1) × 22.
Expand the following numbers using exponents.
1256.249
The multiplicative inverse of 1010 is ______.
The cells of a bacteria double itself every hour. How many cells will there be after 8 hours, if initially we start with 1 cell. Express the answer in powers.
