lola06032003
23.09.2020 •
Mathematics
Which point is an x-intercept of the quadratic function f(x)=(x-8)(x+9)
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Ответ:
Step-by-step explanation:
An x-intercept of a function occurs when f(x) = 0.
In f(x) = (x-8)(x+9), f(x) will be 0 if either (x-8) is 0 or (x+9) is 0.
Hence, f(x) = 0 when x = 8 or x = -9.
Ответ:
(Explanation, just because k is right by it with no symbols the default thing that you would do is multiply, and because we already know k we can just input the number in there right away.)