2 years ago

Rewrite the expressions below by completing the square.

Mathematics

1 answer:

Mrrafil [7]2 years ago

3 0

Answer:

(x + 2)^2 - 1

Step-by-step explanation:

x^2 + 4x + 1

= (x^2 + 4x + 2 - 2 + 1)

= (x + 2)^2 - 1

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There are 100 students at a college who have taken a course in calculus, 110 who have taken a course in discrete mathematics, an

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