Express the following as a single fraction involving positive exponents only.
A. 
B. 
C. 
D. 
E. 
Answer: C
Mathematics
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Assume that the expressions given are denominators of fractions. Find the least common denominator. x2 + 4x - 12, 5x + 30
A. 5(x - 2)(x - 6) B. 5(x + 2)(x + 6) C. 5(x + 2)(x - 6) D. 5(x - 2)(x + 6)
Mathematics
Solve the problem.Add (3x - 7 + 3x3) to the sum of (6 + x2 + 6x) and 
A. 4x3 + 5x2 + 9x - 4 B. 4x3 + x2 + 13x - 1 C. 4x3 + x2 + 13x - 4 D. 5x3 + 13x - 4
Mathematics
Solve the equation.
= 5
A. 
B. {-5, 5}
C. 
D. no real solution
Mathematics
Factor the trinomial below, if possible. 
A. 
B. 
C. 
D. 
E. cannot be factored
Mathematics