3 years ago

Solve the following exponential equations. 2(4^x )+ 4^(x+1 )= 342

Mathematics

1 answer:

Cloud [144]3 years ago

5 0

Answer:

x ≈ 2.91644500708

Step-by-step explanation:

The equation can be simplified to ...

2(4^x) +4(4^x) = 342

6(4^x) = 342

4^x = 57

Taking logarithms, we get ...

x = log₄(57) = log(57)/log(4)

x ≈ 2.91644500708

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