Answer:
D
Step-by-step explanation:
Answer:
-x2+25x-5
Step-by-step explanation:
7x+2x−3x2+9x+5x+8x2−6x2+2x−5
=−x2+25x−5
Answer:
78.5
Step-by-step explanation:
This is because of the formula r^2pi since 5^2=25 and 25x3.14 it equal 78.5
1/3=3:9
since 1×3=3
3×3=9
Answer:
2^-18
Step-by-step explanation: