If you post your questions we could help
Answer:
-5
Step-by-step explanation:
or, f(x) = -x^2+10x+16
or, f(7) = (-7)^2+10*-7+16 (-7*-7=49)
=49-70+16
=65-70
=-5
Answer:
Answers below
Step-by-step explanation:
1. Order pair method
[(x2-x1) , (y2-y1)] = b-a = [(7--9) , (3-9)] = (16,-6)
2. Magnitude
|v| = 
v = |17.088|
Answer:
it is A and D :D
Step-by-step explanation:
Slope (m) =0
θ =180°
distance (d) =15
ΔX =15
ΔY =0