Answer:
a) -3
b) 117
c) 100
Step-by-step explanation:
(a) 2(1)²-5(1)
1²= 1
2×1= 2
2-5= -3
(b) 2(9)²-5(9)
9²= 81
81×2= 162
162-45= 117
(c) 2(4)²-5(4) +2(8)²-5(4)
4²=16
16×2= 32
32-20= 12
8²=64
64×2= 128
128-40= 88
88+12= 100
hope it helps!
-2-4(9)
-2-36
-38
Hope this helps
Answer:
77787874^2 or 77787874*77787874= 6.0509533e+15
The answer is 200 every 10 hours, and divide them by 10 to get $20 every hour. Hope this helps!