This looks like a parabola so:
y=x^2 - 20x + 15 --> x^2 - 20x +15=y
(x^2 -20x)=y - 15 --> (x - 10)^2=y - 15 +100 ( used complete the square)
(x - 10)^2=y + 85
Answer:
63 degrees
Step-by-step explanation:
180 = 117 = 63
Answer:
x < -6
Step-by-step explanation:
18 + x < 12
Subtract 18 from each side
18-18 + x < 12-18
x < -6
Answer:
????
Step-by-step explanation:
????