Advertisements
Advertisements
प्रश्न
By what number should (–15)–1 be divided so that quotient may be equal to (–15)–1?
Advertisements
उत्तर
Let (–15)–1 be divided by x to get quotient (–15)–1.
So, `(-15)^-1/x = (-15)^-1`
⇒ `(-15)^-1/(-15)^-1 = x`
⇒ x = (–15)–1 + 1 ...[∵ am + an = (a)m – n]
⇒ x = (–15)0 = 1 ...[∵ a0 = 1]
APPEARS IN
संबंधित प्रश्न
The value of (–2)2×3 – 1 is ______.
`((-7)/5)^-1` is equal to ______.
For a non-zero integer x, x7 ÷ x12 is equal to ______.
If `5^(3x - 1) ÷ 25 = 125`, find the value of x.
Find the value of n.
`6^n/6^-2 = 6^3`
Use the properties of exponents to verify that statement is true.
`1/4 (2^n) = 2^(n - 2)`
By what number should (–15)–1 be divided so that the quotient may be equal to (–5)–1?
If a = – 1, b = 2, then find the value of the following:
ab – ba
Simplify:
`((9)^3 xx 27 xx t^4)/((3)^-2 xx (3)^4 xx t^2)`
Simplify:
`((3^-2)^2 xx (5^2)^-3 xx (t^-3)^2)/((3^-2)^5 xx (5^3)^-2 xx (t^-4)^3`
