Solve the problem.How many different vertical arrangements are there of 6 flags if 3 are white, 2 are blue, and 1 is red?
A. 20
B. 60
C. 6
D. 11
Answer: B
Mathematics
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Find the surface area of the surface S.S is the intersection of the plane 3x + 4y + 12z = 7 and the cylinder with sides y = 4x2 and y = 8 - 4x2.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.A variable resistor R and an 8-? resistor in parallel have a combined resistance RT given by 
If R is changing at 
find the rate at which RT is changing when 
A. 0.30 ?/min B. 0.018 ?/min C. 1.7 ?/min D. 0.15 ?/min
Mathematics
Solve.
+ 
= 
A. -5 B. 0, 5 C. 0 D. No solution
Mathematics
Factor the polynomial.10y2 + 21y + 9
A. (2y - 3)(5y - 3) B. (2y + 3)(5y + 3) C. (10y + 3)(y + 3) D. prime
Mathematics