Do the functions have the same concavity?
f(x)=-x^2-15x

A. Yes f and g both concave down

B. Yes, f and g both concave up

C. No, f is concave up and g is concave down

D. No, f is concave down and g is concave up

goog may have it for you

let m = monomial

let t = trinomial

so, m times t = t.

monomial times a trinomial = another trinomial.

these sign is used to tell weather the number is greater or less than the number   <   or >     but this sign means its equal =    

hope this you and

step-by-step explanation:

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