Add or subtract the rational expressions. Reduce to simplest terms.
+ 
A. 2
B. 
C. 
D. 
Answer: D
Mathematics
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Find an equation of a parabola satisfying the given conditions.Focus at (2, 6), directrix x = -4
A. (x - 2)2 = 12(y - 6) B. (x - 6)2 = 12(y + 1) C. (y - 6)2 = 12(x + 1) D. (y - 6)2 = 12(x - 2)
Mathematics
Find the product.(2x3 - 5)(x2 - 5)
A. 2x6 - 10x3 - 5x2 + 25 B. 2x5 - 10x3 - 5x2 + 25 C. 2x5 - 15x2 + 25 D. 2x5 - 15x3 + 25
Mathematics
Rewrite the logarithm log6 412 in terms of the common logarithm (base 10).
A. log 6 log 412
B. 
C. 
D. log 412
E. 
Mathematics
Raise to the power or find the root. Assume that all variables represent positive numbers. Write with only positive exponents.
A. 2a3b B. 2a12b6 C. 8a3b D. -2a3b
Mathematics