Solve the system by the method of your choice. Identify systems with no solution and systems with infinitely many solutions, using set notation to express their solution sets.x + y = 7x + y = 3
A. {(7, 3)}
B. {(0, 10)}
C. {
x + y = 7}
D. ?
Answer: D
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Determine whether the following is always true or not always true. Given reasons for your answers.(u × v) ? v = 0
What will be an ideal response?
Solve the problem.If f varies jointly as q2 and h, and f = -96 when q = 4 and h = -2, find k.
A. k = 2 B. k = 3 C. k = -2 D. k = 4
Find the first four nonzero terms of the Maclaurin expansion of the given function.f(x) = cos x3
A. x + 3x + 
+ 
+ ...
B. 1 - x3 + 
- 
+ ...
C. 1 + 3x + 
+ 
+ ...
D. 1 - 
+ 
- 
+ ...
Write a formula for the nth term of the indicated sequence. Write out the first five terms of the sequence.arithmetic: a = 12, d = 5
A. an = 5n + 12; 12, 17, 22, 27, 32 B. an = 5n + 7; 12,17, 22, 27, 32 C. an = 5n + 12; 17, 22, 27, 32, 37 D. an = 12n + 7; 17, 22, 27, 32, 37