3 years ago

Solve 4x + 3 = 9 for x using the change of base formula log base b of y equals log y over log b.

Mathematics

1 answer:

Aleks04 [339]3 years ago

4 0

Answer:

-1.415

Step-by-step explanation:

log4 ^9 = x + 3

log9 / log4 = x + 3

0.95424425 / 0.6020599 = x + 3

1.584962725 -3 = x + 3 - 3

x = -1.415037275

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