2x^3+9, I just used an online calculator
Simplified would be 2a+2b
domain is the 1st entry and range is sevond. entry
A. Multiply the area of the original store by the percent increase then add that to the original amount.
1200 x 0.75 = 900
1200 + 900 = 2100
Answer: 2,100 square feet.
B. 2000 x 0.30 = 600
2000 + 600 = $2,600
2600 x 0.05 = 130
2600 + 130 = 2,730
Rent :$2,730
The answer is 0.690129 hope this helps:)