Question

The function y = x2 + k and

y = x – 5 intersect at the point
(3,-2). Find the value of k.

Answer 1

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Answer 2

The value of k is -11.

Explanation:

y=x-5 (3, -2)

-2=3-5 (valid)

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y=x^2+k

-2=(3)^2+k

-2=3*3+k

-2=9+k

k=-2-9

k=-11