Find the value of x: (4)2x+1 ÷ 16 = 64 – InterviewSolution

1.

Find the value of x: (4)2x+1 ÷ 16 = 64

Answer»

(4)^2x+1 ÷ 16 = 64

(4)^2x+1 ÷ 16 = 64

or, (4)^2x+1 ÷ (4)² = 64

or, 4^2x+1-2= 4³

or, 4^2x-1= 4³

Comparing the exponents of same bases in both sides

∴ 2x – 1 = 3

or, 2x = 3 + 1 = 4

or, x = 4/2 = 2

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