Question

√16 x (25)−1\2 pls tell the answer of it im unable to do it can any one help

Answer 1

Solution :-

→ √16 * 25^(-1/2)

→ √(4)² * (5²)^(-1/2)

using :-

• √(a)² = a
• (a^m)^n = a^(m * n)

→ 4 * (5)^(2 * -1/2)

→ 4 * 5^(-1)

using a^(-m) = 1/a^m

→ 4 * 1/5¹

→ 4 * (1/5)

→ (4/5) (Ans.)

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