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If y = x² + 2x + 3, find the value of y when x = -1
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15 votes
If y = x² + 2x + 3, find the value of y when x = -1

User Smit Patadiya
by
7.1k points

1 Answer

11 votes

Answer:

y = 2

Explanation:

Given

y = x² + 2x + 3 ← substitute x = - 1

y = (- 1)² + 2(- 1) + 3 = 1 - 2 + 3 = 2

User Curtis Kelsey
by
6.6k points
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