Answer:
-20
Step-by-step explanation:
Replace X by 3
f(3) = -2(3)^2+ (3)-5 = -20
A=(a+b)*h*1/2=(20+8)*7*1/2=49 m2
V=A*H=49*2=98 m3
Answer:
its E 21
Step-by-step explanation:
Answer:
C, the plus or minus at the end of a function stands for the point on the y axis going up or down 13.
Step-by-step explanation:
Brainlyest pls I need 1 more to level up
Answer:
−16x+53
Step-by-step explanation:
Distribute
14−5(6−7)+18
↓
14−30+35+18
Add
14−30+35+18
↓
14−30+53
Combine like terms
14−30+53
↓
−16+53
