Calculate the binomial coefficient: 
A. 6652800
B. 88
C. 165
D. 1
E. 0
Answer: C
Mathematics
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Factor by grouping.4p3 + 3q3 + 3pq2 + 4p2q
A. (p2 + q2)(4p + 3q) B. (p2 + q2)(3p + 4q) C. (p + q2)(3p2 + 4q) D. (p2 + q2)(3p - 4q)
Mathematics
Graph the inequality on a number line.(-?, 7]
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.A building 150 feet tall casts a 30 foot long shadow. If a person looks down from the top of the building, what is the measure of the angle between the end of the shadow and the vertical side of the building (to the nearest degree)? (Assume the person's eyes are level with the top of the building.)
A. 79° B. 11° C. 78° D. 12°
Mathematics
Determine whether it is true or false that the given number is a solution of the equation.9; -3x + 9 = -23.
A. True B. False
Mathematics