Find the product of (x + 7)2. (1 point)x2 β 14x + 49x2 + 14x + 49x2 β 49x2 + 49
Question
Answer:
General form for squaring a binomial is [tex] (a+b)^{2} = a^{2} + 2ab + b^{2} [/tex]In this binomial, the a is x and b is 7 so plug in and chug:
[tex] x^{2} +2(x)(7) + 7^{2} [/tex]
[tex] x^{2} + 14x + 49[/tex] - Final answer
solved
general
10 months ago
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