Which functions have real zeros at 1 and 4? Check all that apply.
2 answers:
F(x) = x^2 -5x +4
f(x) = -2x^2 +10x-8
Answer:
B and D
f(x) = x^2 -5x +4
f(x) = -2x^2 +10x-8
Step-by-step explanation:
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(x^2) - 16 / x+4 = (x-4)(x+4) / (x+4) = x-4, x not equal to -4
D is the answer.
Answer:
(-7,0)
Step-by-step explanation:
