SOLUTION: find (x - 7)2
and
which of the following is a pattern for squaring a binomial, a + b?
a. a2 + 2ab + b2
b. a2 +b2
c. a2 + ab + b2
d. a2 - b2
Algebra.Com
Question 69146: find (x - 7)2
and
which of the following is a pattern for squaring a binomial, a + b?
a. a2 + 2ab + b2
b. a2 +b2
c. a2 + ab + b2
d. a2 - b2
Answer by checkley75(3666) (Show Source): You can put this solution on YOUR website!
(X-7)(X-7)USING THE FOIL METHOD WE GET
X^2-7X-7X+49 OR
X^2-14X+49
--------------------------------------------------------
(A+B)(A+B)
A^2+AB=AB+B^2 OR
A^2+2AB+B^2 ANSWER A).
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