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ss7ja [257]
2 years ago
10

Find the value of a²+b if... a=-2 and b=5

Mathematics
2 answers:
Rainbow [258]2 years ago
6 0

Answer:

9

Step-by-step explanation:

a^2 +b

Let a = -2 and b = 5

(-2)^2 +5

Exponents first

4 +5

Then add

9

Darya [45]2 years ago
3 0

Answer:

9

Step-by-step explanation:

Here, we have to observe that a^2 = a×a =-2 × -2 = 4

hence, a^2 + b = 4 + 5 = 9.

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