Advertisements
Advertisements
प्रश्न
Square of `((-2)/3)` is ______.
विकल्प
`(-2)/3`
`2/3`
`(-4)/9`
`4/9`
MCQ
रिक्त स्थान भरें
Advertisements
उत्तर
Square of `((-2)/3)` is `bb(underline(4/9))`.
Explanation:
Square of `(-2)/3` is `((-2)/3)^2`
So, `((-2)/3)^2 = ((-2)/3) xx ((-2)/3) = 4/9` ...[∵ Multiplication of two rational numbers with same sign is always positive]
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
Using laws of exponents, simplify and write the answer in exponential form:
a3 × a2
Express the following as a product of prime factors only in exponential form:
270
Simplify:
(−11)5 × (−11)2
Simplify:
`(6/7)^3 xx (6/7)^5`
Evaluate: `(1/2)^3`
Find x if `5 x/5 xx 3 3/4` = 21
The value of (14 × 21)0 is _______________
29 × 32 = (2 × 3)9×2
Express the following numbers using exponential form.
3125
Find m so that `(2/9)^3 xx (2/9)^6 = (2/9)^(2m - 1)`
