Question

find the value of x for which 2power x by 2 power-4 = 4 power 5​

Answer 1

Step-by-step explanation:

2 to the power X/2 to the power (-4)=4 to the power 5

imply, 2 to the power X=4 to the power 5*2 to the power (-4)

imply, 2 to the power X=2 to the power 8*2 to the power (-4)

imply, 2 to the power X= 2 to the power 4

since, the bases are same so, comparing the powers

therefore,X=4.

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