Solve.In a class there are 25 girls and 33 boys. In how many ways can you pick 2 boys and 2 girls to form a committee?
A. 633,600
B. 600
C. 1056
D. 158,400
Answer: D
Mathematics
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Solve the problem.A field is in the shape of a parallelogram with sides of length 186.6 ft and 11.77 ft. The altitude to the longer side is 11.29 ft. Find the length of fencing which must be purchased to enclose the entire field.
A. 2107 ft B. 396.74 ft C. 396.7 ft D. 395.8 ft
Mathematics
Solve the given trigonometric equation analytically (using identities when necessary for exact values when possible) for values of x for 0 ? x < 2?.tan 2x - tan x = 0
A. 
, 
B. 0
C. 0, ?
D. 
, 
, 
, 
, 
, 
, 
Mathematics
Solve the problem.If f(?) = cos ? and f(a) = - 
, find the exact value of f(a) + f(a - 2?) + f(a + 4?).
A. - 
B. - 
C. -36
D. -12
Mathematics
Write the expression in the standard form a + bi.
A. 
+ 
i
B. 
+ 
i
C. 
- 
i
D. 
- 
i
Mathematics