Question

find the value of x for which (7/12) power 4 ×(7/12) power 3x =(7/12) power 5
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Answer 1

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Answer 2

Answer:

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3

Given (127)−4×(127)3x=(127)5

Since the base term in equation is same, according to laws of exponents we can equate them as

−4+3x=5

Now shift the −4 to R.H.S it becomes 4

⇒3x=5+4

⇒3x=9

Now sahift 3 to R.H.S

⇒x=39=3

Step-by-step explanation:

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