Use the FOIL method to find the product. Express the product in descending powers of the variable.(2x + 9)(5x + 10)
A. 7x2 + 65x + 65
B. 10x2 + 65x + 65
C. 10x2 + 65x + 90
D. 7x2 + 65x + 90
Answer: C
Mathematics
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Solve the problem.Find a polynomial that represents the area of the shaded region.
A. 3x2 + 2x + 3 B. 3x2 + 3 - 2x C. 3x2 + 4x - 3 D. 3x2 + 4x + 3
Mathematics
Round the following to the nearest ten, nearest hundred, and nearest thousand.6405
A.
| Ten | 6400 |
| Hundred | 6400 |
| Thousand | 6000 |
B.
| Ten | 6410 |
| Hundred | 6400 |
| Thousand | 6000 |
C.
| Ten | 6410 |
| Hundred | 6500 |
| Thousand | 6000 |
D.
| Ten | 6400 |
| Hundred | 6500 |
| Thousand | 7000 |
Mathematics
Simplify.- 
A. 
B. 
C. - 
D. - 
Mathematics
Find the amount of sales tax or tax rate and the total cost. Round money answers to the nearest cent if necessary.Amount of sale: $200 Amount of tax: $13.00
A. 8.5%, $213.00 B. 7.5%, $213.00 C. 6.5%, $213.00 D. 0.65%, $213.00
Mathematics