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04-05-2021
Mathematics

contestada

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

Respuesta :

04-05-2021

Answer:

a) 49

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

Step-by-step explanation:

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

7² = 49

(7 + 3)² = (10)² = 100

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