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NemiM [27]
3 years ago
15

Solve: x^2 – 16x + 63 < 0 ​

Mathematics
1 answer:
marysya [2.9K]3 years ago
8 0

Answer:

7 < x < 9

Step-by-step explanation:

x^2 – 16x + 63 < 0

this is a parabola that opens up.

The parabola will be < 0 for values between the roots.

to picture this see the graph below.

Factor

(x - 7)(x - 9) < 0

Roots

x = {7, 9}

solution

7 < x < 9

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