5log2(3x+7)=0 help!!

1 answer:

3 0

x≈1.52065556,−0.92065556

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Olin [163]

Answer:

see below

Step-by-step explanation:

$f(x)=2/x\\\\g(x)=2/x\\\\f(g(x))=f(2/x)\\\\f(2/x)=2/(2/x)\\\\f(g(x))=2x/2\\\\f(g(x))=x\\\\$

and since f(x)=g(x) the same process applies to g(f(x))

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3 years ago

Oxana [17]

Simple as faqqqqqqqqqqqq

4 0

3 years ago

yawa3891 [41]

Answer:

the answer is 10 x − 4

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3 years ago

erik [133]

5×4=20 , 12×4=48
53÷4 = 13 then
x=13

6 0

3 years ago

Andre45 [30]

Answer:

x = 48

Step-by-step explanation:

It is a 90 degree angle. So first you would subtract 42 from 90 degrees. Then you'd get your answer! Hope this helped

4 0

3 years ago