Write a quadratic equation in the form ax2 + bx + c = 0 that has the given numbers as solutions.7i, -7i
A. x2 + 14 + 49 = 0
B. x2 - 49 = 0
C. x2 - 14 - 49 = 0
D. x2 + 49 = 0
Answer: D
Mathematics
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Find the volume of the solid generated by revolving the region bounded by the given curves about the x-axis.x = 7y - y2, x = 0
A. 
?
B. 
?
C. 
?
D. 
?
Mathematics
Determine whether or not one or more pairs of twin primes exist between the pair of numbers given. If so, identify the twin primes.4 and 15
A. No B. 5, 7 C. 5, 7 and 9, 11 D. 5, 7 and 11, 13
Mathematics
State the phrase as a mathematical expression. Use x to represent the variable.312 divided by a number
A. 312x
B. 312 - x
C. 312 + x
D. 
Mathematics
Solve the system.
+ 
+ 
= - 
+ 
- 
/> = 
+ 
+ 
= - 
A. 
B. {(6, -8, 6)}
C. 
D. {(6, -8, -6)}
Mathematics