Answer:
C
Step-by-step explanation:
Hi,
If it is f(x)=2x²+3 and not F(x)=2x²+3 then
Answer D.
Answer:
Acute angle
Step-by-step explanation:
170-100=70
An angle between 0 and 90 degrees is an acute angle.
Answer:
9
Step-by-step explanation:
Angle 3 is 78 degrees. same as angle 5.