Simplify.19
- 5
A. 14
B. 6
C. 19
- 5
D. -6
Answer: D
Mathematics
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Solve.How many different ways can a president, vice-president, secretary, and treasurer be chosen from a club with 8 members?
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Factor completely. If unfactorable, indicate that the polynomial is prime.x2 - 8x + 64
A. prime B. (x + 8)(x - 8) C. (x - 8)2 D. (x + 8)2
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Find the x- and y-intercepts of the graph of the equation. 
+ 
= 2
A. x-intercept: 8; y-intercept: 4 B. x-intercept: 4; y-intercept: 12 C. x-intercept: 2; y-intercept: 6 D. x-intercept: 12; y-intercept: 4
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Solve the equation by making an appropriate substitution.x4 - 13x2 + 36 = 0
A. {-2i, 2i, -3i, 3i} B. {4, 9} C. {-2, 2, -3, 3} D. {2, 3}
Mathematics