SOLUTION: Use the intermediate value theorem to determine whether the polynomial function has a zero in the interval. f(x)=-2x^4+2x^2+4; [-2,-1] A.f(-2)=20 and f(-1)=5;no. B.f

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Use the intermediate value theorem to determine whether the polynomial function has a zero in the interval. f(x)=-2x^4+2x^2+4; [-2,-1] A.f(-2)=20 and f(-1)=5;no. B.f      Log On


   

Question 1046337: Use the intermediate value theorem to determine whether the polynomial function has a zero in the interval. f(x)=-2x^4+2x^2+4; [-2,-1] A.f(-2)=20 and f(-1)=5;no. B.f(-2)=-20 and f(-1)=4;yes C.f(-2)=20 and f(-1)=-4;yes D.f(-2)=-20 and f(-1)=-4;no
Answer by ikleyn(52787) About Me  (Show Source):
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Use the intermediate value theorem to determine whether the polynomial function has a zero in the interval.
f(x)=-2x^4+2x^2+4; [-2,-1]
A. f(-2)=20 and f(-1)=5; no.
B. f(-2)=-20 and f(-1)=4; yes
C. f(-2)=20 and f(-1)=-4; yes
D. f(-2)=-20 and f(-1)=-4; no
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