Given constants a and b such that x2 + ax + b has factors (x + 7) and (x + 2) what is a?
1 answer:
Answer:
a=9 , b=14
Step-by-step explanation:
Just do the operation (x+7)(x+2)
x(x)+x(2)+7(x)+7(2)
x^2+2x+7x+14
x^2+9x+14
So a=9 and b=14
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