Use Gauss-Jordan elimination to find the solution. Write the solution as an ordered pair.x - 5y = -4x + 8y = -4
A. (-4, 0)
B. (0, 4)
C. (4, 0)
D. (0, -4)
Answer: A
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Solve the problem.A license plate is to consist of 3 letters followed by 3 digits. Determine the number of different license plates possible if the first letter must be an N , M , or P and repetition of letters and numbers is not permitted.
A. 9,072,000 B. 162,000 C. 1,296,000 D. 1,386,000
Answer the following statement(s) true (T) or false (F)
A useful strategy for maintaining high levels of cognitive demand for mathematical tasks is to establish funneling patterns of discourse in one’s classroom.
Simplify the square root.
A. w26 B. |w14| C. -w14 D. w14
Find the zeros of the polynomial function. State whether the graph crosses the x-axis, or touches the x-axis and turns around, at each intercept. f(x) = x2(x - 4)(x - 1)
A. x = 0, crosses the x-axis; x = 4, touches the x-axis and turns around; x = 1, touches the x-axis and turns around B. x = 0, crosses the x-axis; x = 4, crosses the x-axis; x = 1, crosses the x-axis C. x = 0, touches the x-axis and turns around; x = -4, crosses the x-axis; x = -1, crosses the x-axis D. x = 0, touches the x-axis and turns around; x = 4, crosses the x-axis; x = 1, crosses the x-axis