Answer:
75.4
Step-by-step explanation:
A=2πrh+2πr2=2·π·2·4+2·π·22≈75.39822
Answer:
m=43
Step-by-step explanation:
2m-3m=-31-12
-m=-43
m=43 (Because if we divide -1m/-1 = 1m and -43/-1 = 43)
Answer:
The answer for part B is I think 92 and 92. And for part A she could get 97 and 97 as the test average would be 92.
Step-by-step explanation:
I kinda explained it in the answer yeah but I hope that helps.
3^2*3^2 (2x+3)=3^2+4x+6=3^4x+8
3^3*3^x-2=3^x+1
4x+8=x+1
3x=-7
x=-7/3