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प्रश्न
Write the following number using positive indices.
`(2/7)^-2`
योग
उत्तर
It is known that `"a"^-"m" = 1/"a"^"m"` where m is an integer and a is a non-zero rational number.
`(2/7)^-2`
`= 1/(2/7)^2`
`= (7/2)^2`
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क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
संबंधित प्रश्न
Simplify:
`((1/7)^-3)^4`
Simplify:
`[(6/7)^5]^2`
Simplify:
`[(2/3)^-4]^5`
Simplify:
`[(3/4)^6]^1`
Simplify:
`[(2/5)^-3]^2`
Write the following numbers using positive indices.
`(11/3)^-5`
Write the following numbers using positive indices.
`(1/6)^-3`
Solve for x: `(2^(2x - 1))/(2^(x + 2))` = 4
Simplify using law of exponents.
(xm)0
`[(7/11)^3]^4 = (7/11)^-`
