Use Gauss-Jordan elimination to solve the linear system and determine whether the system has a unique solution, no solution, or infinitely many solutions. If the system has infinitely many solutions, describe the solution as an ordered triple involving variable z.x + 3y + 2z=114y + 9z=-12x + 7y + 11z=- 1
A. 
B. 
C. 
D. 
Answer: C
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Solve the problem.Astou Ndiaye-Diatta scored 22 points in a recent basketball game without making any 3-point shots. She scored 15 times, making several free throws worth 1 point each and several field goals worth two points each. How many free throws did she make? How many 2-point field goals did she make?
A. 6 free throws, 9 field goals B. 8 free throws, 7 field goals C. 9 free throws, 6 field goals D. 10 free throws, 6 field goals
Simplify the fraction by dividing the numerator by the denominator.
A. -10 B. 10 C. 11 D. 5
Graph the polynomial function. Use synthetic division and the remainder theorem to find the zeros.f(x)= x4 - 2x2 + 1 
A. 0 (multiplicity 2), -1 (multiplicity 2);
B. -1 (multiplicity 4);
C. 1, -1 (multiplicity 3);
D. 1 (multiplicity 2), -1 (multiplicity 2);
Plot the two points given by the ordered pairs.A(0, 0), B(4, 1)
A. 
B. 
C. 
D. 