Answer:
-124
Step-by-step explanation:
The equation for a discriminant is:

So for

a = 7 b = - 4 c = 5
Plug values into the equation.

16 - 140 = -124
Answer:
the graph of this function has no local extrema
Step-by-step explanation:
A 5th-degree polynomial graph will have a maximum of 4 local extrema, in general. However, this function has none. The derivative of this function is positive everywhere, so there are no extrema.
I think that the answer is D. Although, i am not totally sure.
I hope I've helped.
Answer:
b>5
=greater than or equal too
Step-by-step explanation:
divide -35 by -5, and since you are dividing by a negative, the sign flips