Advertisements
Advertisements
Question
Simplify and express the result in power notation with positive exponent.
(−4)5 ÷ (−4)8
Simplify
Advertisements
Solution
We have, (−4)5 ÷ (−4)8
= (−4)5-8
= (−4)−3
= `1/(-4)^3` ....`[∵ a^m ÷ a^n = a^(m-n), a^-m = 1/a^m]`
shaalaa.com
Is there an error in this question or solution?
Chapter 10: Exponents and Powers - EXERCISE 10.1 [Page 125]
APPEARS IN
RELATED QUESTIONS
Express the following as a rational number of the form \[\frac{p}{q},\] where p and q are integers and q ≠ 0.
2−3
Find the value of the following:
(5−1 × 2−1) ÷ 6−1
Evaluate:
5−2
Express the following as a rational number in the form \[\frac{p}{q}:\]
\[\left( \frac{1}{4} \right)^{- 1}\]
Express the following rational numbers with a positive exponent:
\[\left( \frac{5}{4} \right)^{- 3}\]
Simplify:
\[\left\{ \left( \frac{1}{2} \right)^{- 1} \times ( - 4 )^{- 1} \right\}^{- 1}\]
Cube of \[\frac{- 1}{2}\] is
\[\left( \frac{- 3}{2} \right)^{- 1}\] is equal to
The multiplicative inverse of 10–100 is ______.
The multiplicative inverse of 1010 is ______.
