Use an inverse matrix to find the solution to the system.
A. no solution
B. x1 = 1, x2 = 4, x3 = 0, x4 = 1
C. x1 = 1, x2 = 3, x3 = 6, x4 = -3
D. x1 = 2, x2 = 2, x3 = -5, x4 = -6
Answer: C
Mathematics
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Graph the equation.(y + 2)2 = -7(x - 2)
A. 
B. 
C. 
D. 
Mathematics
Use the distributive property to remove parentheses and write the product as a sum. Simplify if possible.(6.8x - 2.9y - 1.7)(-4.7)
A. -31.96x - 2.9y - 1.7 B. -31.96x + 13.63y - 1.7 C. -31.96x - 13.63y - 7.99 D. -31.96x + 13.63y + 7.99
Mathematics
Graph the equations of the system. Then solve the system to find the points of intersection.
What will be an ideal response?
Mathematics
Use the definition of continuity to determine whether f is continuous at a.f(x) = 
a = -7
A. Continuous B. Not continuous
Mathematics