I do believe it is 0.46852
..... 40.5 ...............
If the cost increases $0.90 every three years , then the cost increases $0.30 per year. the slope will be 0.3/1 or just 0.3
Step-by-step explanation:
x-y^x-y
2-(-2)^2-(-2)
2-(-2)^2+2
2-(-2)^4
2-(16)
=-14
The answer will be (3/4)>-7 1/2