Subtract. Simplify, if possible. - 

A. 6
B.  
C.  
D.  


Answer: D

Mathematics

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Simplify the expression. Assume all variables represent positive real numbers.

A. 6
B. 2
C. 5
D. 15

Mathematics

Write the expression in the standard form a + bi.

A. 1 + i B. -1 + i C. -1 - i D. -1 + 2i

Mathematics

Factor completely. If the polynomial is prime, so state.10x2 + 11x - 6

A. (2x + 3)(5x - 2) B. (10x + 3)(x - 2) C. (2x - 3)(5x + 2) D. prime

Mathematics

If possible, factor the polynomial completely. If a polynomial cannot be factored, state that it is prime.9a2 - 4

A. (3a + 2)(3a - 2) B. Prime C. (3a + 2)2 D. (3a - 2)2

Mathematics