Answer:
Extracting out that inner right angle.
Hypotenuse = 8
Height = h
Adjacent :

Height, h :

What multiplied by (x-4) would make x2+5x-36
Answer:
1st step
Step-by-step explanation:
7/10 is greater than 1/2
26, 24, 28 could be the answer
It's the graphs that don't touch the x-axis have complex roots. Roots are the points where the parabola touches the x-axis. A,C and E all cross/touch the x-axis so they have real roots.
non-real or complex root parabolas are: B, D, F