Factor the trinomial completely. If the trinomial cannot be factored, say it is prime.x2 - 2x - 48
A. (x + 8)(x - 6)
B. (x - 8)(x + 6)
C. prime
D. (x - 48)(x + 1)
Answer: B
Mathematics
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Write the numeral as a Hindu-Arabic numeral. ? ?? ???
A. 65,320 B. 64,420 C. 64,320 D. 63,320
Mathematics
Solve the problem.Let f(x) = x1.46 - x3.5. Approximate f(2.22) to the nearest hundredth.
A. x ? 0.37 B. x ? 0.25 C. x ? -13.82 D. x ? -13.10
Mathematics
Solve the problem.The difference of the reciprocals of two consecutive integers is 1/72. Find the integers.
A. 8 and 9 or -8 and -9 B. 9 and 10 or -9 and -10 C. 36 and 37 or -36 and -37 D. 7 and 8 or -7 and -8
Mathematics
Solve the problem. Assume all variables represent nonnegative real numbers.For f(x) = 
and g(x) = 
+ 
, find (f ? g)(x).
A. (f ? g)(x) = 7x3
+ x4
B. (f ? g)(x) = 7x3
+ 
C. (f ? g)(x) = 7x5
+ x4
D. (f ? g)(x) = 7x2
+ x3
Mathematics