If x = 7, find the value of a) x2 b) (x + 3)*2

asked Apr 15, 2022 61.8k views

1 vote

If x = 7, find the value of
a) x2
b) (x + 3)*2

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6 votes

Answer:

a) 49

b) 100 (I'm assuming that the 2 was supposed to be a square)

Explanation:

Substitute the value in for x (the value being 7):

7² = 49

(7 + 3)² = (10)² = 100

Puttputt answered Apr 21, 2022

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