Question

Use method of substitution to integrate the function f(x) = (4x + 5) ^ 6 and the answer is (a) 1/28 * (4x + 5) ^ 7 + k (b) (4x + 5) ^ 7 / 7 + k (c) (4x + 5) ^ 7 / 7 (d) none of these​

Answer 1

Step-by-step explanation:

Ans should be (4x+5)^7/28