Vlop3971
30.01.2020 •
Mathematics
Sam determines the zeros of the function f(x) to be 8 and 7. what could be sam’s function?
1.
f(x) = (x − 8)(x + 7)
2.
f(x) = (x − 8)(x − 7)
3.
f(x) = (x + 8)(x + 7)
4.
f(x) = (x + 8)(x − 7)
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Ответ:
x-8 = 0 ⇒ x = 8
x-7 = 0 ⇒ x = 7
Ответ:
2.
Step-by-step explanation:
Given that function is polynomial, each zero is contained in binomials of the form (x - a), where a is the value of the zero. The number of roots means the number of binomial and the grade of the polynomial. Then, the function has the following form:
In cosequence, the right answer is 2.
Ответ: