The inequality x2 + 12x + 35 ≥ 0 has two critical points and three possible intervals for solutions. Choose each set of possible test points for the three intervals.

A. –8, –6, –4
B. –10, –6, 0
C. –6, 0, 6
D. –6, 0, 10

Question

The inequality x2 + 12x + 35 ≥ 0 has two critical points and three possible intervals for solutions. Choose each set of possible test points for the three intervals. 

A. –8, –6, –4
B. –10, –6, 0
C.  –6, 0, 6
D. –6, 0, 10

welshfella · Answer

you can find the 2 criticlal points  by finding the zeroes of  x^2 + 12x + 35 = 0

welshfella · Answer

you can solve this by factoring the function 
can you do that?

welshfella · Answer

from this you can work out the test points

maddytarin_98 · Answer

i found the answer thank you (:

welshfella · Answer

yw