Answer:
147
Explanation:
We want to find the value of a² + √b, so let's plug in 12 for a and 9 for b:
a² + √b
12² + √9
The square root of 9 is 3 because 3 * 3 = 9, while the square of 12 is 144 because 12 * 12 = 144.
144 + 3 = 147
The answer is thus 147.
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