exam Maths Puzzle Numerical Ability

2^2x - 12(2^x) + 32 = 0

I know the answers are 2 and 3 but I do not know how to prove it algebraically

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pls can you help me check my answer....

log(little8)2 i came up with my answer 1/3

am i right Can you please help me find each measure using the given measures from triangle ABC. I need to round the angle measures to the nearest degree and side measures to the nearest tenth for this problem: IF b=14, c=12, and the measure of angle A=62, find a.