If the number is negative, write it with a raised negative sign; if the number is positive, write it in two ways.The temperature was 82.4 degrees below zero.
A. 82.4 degrees
B. 
degrees or 82.4 degrees
C. 
degrees
D. 
degrees
Answer: C
Mathematics
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Solve the differential equation.2
- 9
+ 9y = 0
A. y = C1e6x + C2e3x B. y = C1e-3x + C2e(-3/2)x C. y = C1e3x + C2e(3/2)x D. y = C1e3x + C2e(-3/2)x
Mathematics
Construct a truth table for the statement.~[p ? (~q)]
A. 
| T | T | T |
| T | F | F |
| F | T | F |
| F | F | F |
B.
| T | T | F |
| T | F | F |
| F | T | F |
| F | F | T |
C.
| T | T | T |
| T | F | F |
| F | T | F |
| F | F | T |
D.
| T | T | F |
| T | F | T |
| F | T | T |
| F | F | F |
Mathematics
Solve.
= -15
A. -112 B. 224 C. 112 D. no real-number solution
Mathematics
Which method should be used to solve the system? Explain your answer, including a description of the first step.-9x2 - 7y2 =4-3x - 3y =-2
What will be an ideal response?
Mathematics