Secondary School (English Medium) (5 to 8) इयत्ता ८ - CBSE Question Bank Solutions

`(-5/7)^-5` is equal to ______.

`((-7)/5)^-1` is equal to ______.

(–9)³ ÷ (–9)⁸ is equal to ______.

For a non-zero integer x, x⁷ ÷ x¹² is equal to ______.

For a non-zero integer x, (x⁴)^–3 is equal to ______.

The value of (7^–1 – 8^–1) ^–1 – (3^–1 – 4^–1) ^–1 is ______.

`(1/10)^0` is equal to ______.

`(3/4)^5 ÷ (5/3)^5` is equal to ______.

For any two non-zero rational numbers x and y, x⁴ ÷ y⁴ is equal to ______.

For a non-zero rational number p, p¹³ ÷ p⁸ is equal to ______.

For a non-zero rational number z, (z^–2)³ is equal to ______.

Cube of `-1/2` is ______.

Which of the following is not the reciprocal of `(2/3)^4`?

a³ × a^–10 = ______.

5⁰ = ______.

5⁵ × 5^–5 = ______.

The value of `(1/2^3)^2` is equal to ______.

By multiplying (10)⁵ by (10)^–10 we get ______.

`[(2/13)^-6 ÷ (2/13)^3]^3 xx (2/13)^-9` = ______.

Find the value [4^–1 + 3^–1 + 6^–2]^–1 = ______.