Suppose ABC is a right triangle with C = 90°.

If a = 12 and c = 15, find b.

Fill in the blank(s) with the appropriate word(s).


Answer: 9

Mathematics

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Solve the system by substitution. If the system is inconsistent or dependent, say so.

A. infinite number of solutions of the equation -4x - 16y = 9; dependent system B. (8, 1) C. (0, -4) D. empty set solution; inconsistent system

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Find numbers a and b, or k, so that f is continuous at every point. 

A. k = 12 B. k = 20 C. k = -4 D. Impossible

Mathematics

Choose the ordered pair which is a solution of the inequality.2x - 4y ? 6

A. (1, -1) B. (2, -2) C. (0, -2) D. (3, -1)

Mathematics

Solve the problem.The quotient of two numbers is 3. If the dividend is 93, what is the divisor?

A. 33 B. 32 C. 34 D. 31

Mathematics