What value of c makes the polynomial below a perfect square?

x2 + 10x + c

c =

a.

25

b.

20

c.

5

d.

100

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)

0if x and y vary inversely and y=6 as x=7, what is the constant of variation?

Identify the percent of change as an increase or a decrease. 75 people to 25 people response - correct increase decrease question 2 find the percent of change. round to the nearest tenth of a percent.