3 years ago

If C = x2 + 8x + 3 and B = x – 8, find an expression that equals 3C + B in standard form.

Mathematics

1 answer:

oksano4ka [1.4K]3 years ago

8 0

Answer: 3x^2 + 25x + 1

Step-by-step explanation:

3C + B

=> 3(x^2 + 8x + 3) + (x - 8)

=> 3x^2 + 24x + 9 + x - 8

=> 3x^2 + 25x + 1

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