Question

What is the value of x, when (2)^x+4 = 128?

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Answer 1

Answer:

Step by step solution :

STEP

1

:

Equation at the end of step 1

2x4 - 128 = 0

STEP

2

:

STEP

3

:

Pulling out like terms

3.1 Pull out like factors :

2x4 - 128 = 2 • (x4 - 64)