Solve using the elimination method. If the system has an infinite number of solutions, use set-builder notation to write the solution set. If the system has no solution, state this.
x - 
y = 1
x + 
y = 3
A. 
B. 
C. 
D. No solution
Answer: C
Mathematics
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Find the area of the parallelogram.P1 (0, 0, 0), P2 (2, -3, 1), P3 (-1, 2, -1)
A. 3
B. 
C. 
D. 
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Graph the parabola with the given equation.(y - 1)2 = 6(x + 2) 
A. 
B. 
C. 
D. 
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Use synthetic division to find the function value.f(x) = x3 + 8; find f(-3).
A. -17 B. -19 C. -23 D. -11
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Factor completely. If the polynomial cannot be factored, write "prime."4y4 - 49
A. prime B. (2y2 + 7)2 C. (2y2 + 7)(2y2 - 7) D. (2y2 - 7)2
Mathematics