Simplify the rational expression.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Evaluate the expression.
3
A. 
B. 
C. - 
D. - 
Mathematics
The triangles are similar. Find the missing length x and the missing angles A, B, C.
A. x = 57; A = 9; B = 35; C = 136 B. x = 19; A = 35; B = 9; C = 136 C. x = 57; A = 35; B = 9; C = 136 D. x = 19; A = 136; B = 9; C = 35
Mathematics
Solve the joint variation.If f varies jointly as h and the square of q, and 
when 
and 
, find f when 
and 
.
A. 60 B. 15 C. 12 D. 30
Mathematics
Use Descartes' Rule of Signs to determine the possible number of positive real zeros and the possible number of negative real zeros for the function.f(x) = 4x8 + 3x6 + 2x4 + 9x2 + 7
A. 0 positive; 4 negative B. 4 positive; 4 negative C. 0 positive; 0 negative D. 4 positive; 0 negative
Mathematics