Solve the problem.The length of a rectangle is x2 - 3x + 4 and its width is x - 4. Find its dimensions assuming that its area is 44 square units.
A. Length: 2; width: 2
B. Length: 44; width: 2
C. Length: 44; width: 6
D. Length: 42; width: 10
Answer: B
Mathematics
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Use the distributive property to simplify.7(x + 9)
A. x + 63 B. 63x C. 7x + 9 D. 7x + 63
Mathematics
The function f is one-to-one. Find its inverse.f(x) = x3 + 1
A. f-1(x) = 
+ 1
B. f-1(x) = 
C. f-1(x) = 
- 1
D. f-1(x) = 
Mathematics
Round the following to the nearest ten, nearest hundred, and nearest thousand.6894
A.
| Ten | 6900 |
| Hundred | 6900 |
| Thousand | 7000 |
B.
| Ten | 6890 |
| Hundred | 6800 |
| Thousand | 7000 |
C.
| Ten | 6890 |
| Hundred | 6900 |
| Thousand | 7000 |
D.
| Ten | 6900 |
| Hundred | 6800 |
| Thousand | 6000 |
Mathematics
Evaluate the expression for a = -5, b = 16 and c = 7.5ab + 2c
A. -410 B. -386 C. 67 D. -83
Mathematics