Algebra
Find the zeros of the polynomial function. f(x) = x^2 + 11x + 18
Holt McDougal Larson Algebra 1 Common Core Edition page 528 number 30
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anonymous
Holt McDougal Larson Algebra 1 Common Core Edition page 528 number 30
=x^2 + 11x + 18
=(x )(x ) ( +9)( +2)
=(x+9)(x+2)
Solve:
(x+9)=0
x+0-9=0-9
x=-9
Solve:
(x+2)=0
x+2-2=0-2
x=-2
=-9 and -2