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

360 different combinations

t= 1/3.

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step-by-step explanation:

23001 hope you like my answer if so mark as brainliest

if your equation is in the form ax2 + bx + c, you can find the maximum by using the equation:

max = c - (b2 / 4a).

the first step is to determine whether your equation gives a maximum or minimum.

-x2 + 4x - 2.     thats an example hope it