<span>f(x) = x² + 4x
so
</span><span>f(-2) = (-2)² + 4(-2)
f(-2) = 4 - 8
f(-2) = -4
answer
-4</span>
Third angle =180° - (149° + 9°)
= 22°
Thanks me if is correct!
Answer:
52.25 MPH
Step-by-step explanation:
Using the formula given D=RT we simply plug in values,
313.5=6R
313.5/6=R
52.25=R
Answer:
x=9
Step-by-step explanation:
6+5x=51
-6 -6
________
0 5x=45
_ _
5 5
x=9
