Solve the problem.How many different license plates can be made using 3 letters followed by 4 digits selected from the digits 0 through 9, if letters and digits may be repeated?
A. 12
B. 260
C. 175,760,000
D. 36
Answer: C
Mathematics
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Solve the problem.In how many ways can a group of 8 students be selected from 9 students?
A. 72 B. 9 C. 8 D. 1
Mathematics
Solve for the requested variable without determining the constant of variation, k. Use the fact that if 
and 
then 
so that 
Assuming that y varies directly as the square root of x, and y = 5 when x = 16, find y when x = 1.
A. y = 
B. y = 80
C. y = 
D. y = 20
Mathematics
Find the exact value of y, or state that y is undefined.y = sin-1 
A. 
B. - 
C. 
D. 
Mathematics
Factor the trinomial completely.6x4 + 21x3 - 12x2
A. 3x2(2x - 1)(x + 4) B. x2(2x - 1)(3x + 12) C. 3x(2x + 1)(x - 4) D. (6x2 - 3)(x2 + 4)
Mathematics