Solve by the most appropriate method.5k2 + 3k - 1 = 0
A. k = 
B. k = 
C. k = 
D. k = 
Answer: D
Mathematics
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Convert from dollars to cents.$85.81
A. 858,100¢ B. 858.1¢ C. 8581¢ D. 85,810¢
Mathematics
Factor the trinomial, or state that the trinomial is prime.x2 + 11x + 18
A. (x - 9)(x + 2) B. prime C. (x + 9)(x + 2) D. (x - 9)(x + 1)
Mathematics
Write the first four terms of the binomial expansion.(x + 6)20
A. x20 + 1140x19 + 6840x18 + 246,240x17 B. x20 + 6840x19 + 6840x18 + 492,480x17 C. x20 + 120x19 + 6840x18 + 41,040x17 D. x20 + 120x19 + 6840x18 + 246,240x17
Mathematics
Write the number without exponents.9.902 × 10-5
A. 0.0009902 B. 0.000009902 C. -990,200 D. 0.00009902
Mathematics