Q5 of 78 Page 14

Mark the Correct alternative in the following:

The values of x satisfying are


given log3(x2 + 4x + 12) = 2

It can be written as


log3(x2 + 4x + 12) = 2log33


= log332


log3(x2 + 4x + 12) = log39


x2 + 4x + 12 = 9


x2 + 4x + 3 = 0


(x + 1) (x + 3) = 0


X = -1, -3.

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