jackrider1598
21.06.2019 •
Mathematics
What is the expression in factored form? -x^2 + 3x + 28 a. (x-7)(x-4) b. -(x-7)(x+4) c. (x+4)(x+7) d. -(x-4)(x+7)
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Ответ:
Step-by-step explanation:
The given expression is
We split the middle term to obtain;
We factor to get;
We factor further to obtain;
We factor the negative 1 to get;
Ответ: