Solve the equation. If the equation has no real solution, so state.
- 
= 2
A. x = -3
B. x = 2
C. x = -2
D. x = -2, x = 2
Answer: D
Mathematics
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Integrate the function f over the given region.f(x, y) = y2 ex4 over the triangular region in the first quadrant bounded by the lines x = y/9, x = 1, y = 0
A. 243(e - 1)
B. 
(e - 1)
C. 
e
D. 729(e + 1)
Mathematics
Round the number to the nearest ten, nearest hundred, and nearest thousand.39,662
A.
| Ten | 39,660 |
| Hundred | 39,700 |
| Thousand | 40,000 |
B.
| Ten | 39,660 |
| Hundred | 39,670 |
| Thousand | 39,000 |
C.
| Ten | 39,670 |
| Hundred | 39,700 |
| Thousand | 40,000 |
D.
| Ten | 39,670 |
| Hundred | 39,600 |
| Thousand | 39,000 |
Mathematics
Evaluate.-4 - (-12)
A. -8 B. 8 C. -16 D. -4
Mathematics
Solve the inequality. Use algebra to solve the corresponding equation.x2 - 3x ? 4
A. (-?, -4] ? [1, ?) B. [-1, 4] C. (-4, 1) D. [-4, 1]
Mathematics