Advertisements
Advertisements
प्रश्न
Find the value of the following.
(−4)2
योग
Advertisements
उत्तर
(−4)2 = (−1)2 × (4)2 ...[since am × bm = (a × b)m]
= 1 × 16
= 16 ...[since (−1)n = 1 if n is even]
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 3: Algebra - Exercise 3.1 [पृष्ठ ५२]
APPEARS IN
संबंधित प्रश्न
Express the following term in the exponential form: (2a)4
Express the following term in the exponential form: (– 4m)3
Evaluate: `2^7 xx (1/2)^(-3)`
Find the value of the following.
(−3) × (−2)3
Simplify using law of exponents.
35 × 38
Simplify using law of exponents.
7x × 72
If p = −2, q = 1 and r = 3, find the value of 3p2q2r
`(4/3)^5 xx (5/7)^5 = (4/3 + 5/7)^5`
Find the value of n, where n is an integer and `2^(n - 5) xx 6^(2n - 4) = 1/(12^4 xx 2)`.
A student said that `3^5/9^5` is the same as `1/3`. What mistake has the student made?
