Question

For the polynomial
f(x)=2x^4-8x^2+7x-25
as
x-->-∞,ƒ(x)--> ∞
A. True
B. False

Answer 1

ans is A. bcoz of 2x^4 which is always positive irrespective of whether x is positive or negative and 2x^4 > 8x^2

Answer 2

thank you