Determine if the following system is consistent, inconsistent, or dependent. If the system is consistent, find the solution of the system.
A. Consistent; (6, 10)
B. Inconsistent
C. Dependent
D. Consistent; (-4, 10)
Answer: D
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Find a rectangular equation for the curve and describe the curve.x = 
, y = 
t; -2 ? t ? 2
A. x = 
; portion of an ellipse
B. x = 
; portion of an ellipse
C. x = 
; portion of an ellipse
D. x = 
; portion of a circle with radius 2
Write a formula for the general term (the nth term) of the arithmetic sequence. Then use the formula for an to find a20, the 20th term of the sequence.2, 6, 10, 14, 18, . . .
A. an = n + 4; a20 = 24 B. an = 2n - 4; a20 = 36 C. an = 4n - 2; a20 = 78 D. an = 4n + 2; a20 = 82
Factor completely.(5m + n)p2 - 11(5m + n)p + 30(5m + n)
A. (5m + n)(p2 - 11p + 30) B. (5m + n)(p - 5)(p + 6) C. (5m + n)(p + 5)(p + 6) D. (5m + n)(p - 5)(p - 6)
Find f + g or f - g as indicated.f(x) = 4x + 7, g(x) = 6x + 4Find f - g.
A. 10x + 13 B. 10x + 3 C. -2x + 3 D. 2x + 3