Add or subtract the complex numbers(4 + 6i) - (-2 + i)

A. 6 - 5i
B. -6 - 5i
C. 6 + 5i
D. 2 + 7i

Answer: C

Mathematics

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Translate into an equation. Do not solve the equation.Let S represent Kerry's monthly salary. Kerry's monthly salary decreased by $900 equals $1540.

A. S - 900 = 1540 B. S + 900 = 1540 C. S = 1540 - 900 D. S ÷ 900 = 1540

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Mathematics

Use the FOIL method to find the products.(4x + 3)(x - 4)

A. x2 - 12x - 13 B. x2 - 13x - 14 C. 4x2 - 14x - 12 D. 4x2 - 13x - 12

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Mathematics

Solve.?5x + 9? < 2

A. x < -  or x > - 
B. x < - 
C. -  < x < - 
D. x < 5

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Mathematics

Solve the polynomial inequality. Express the solution using interval notation.(x + 3)(x - 3)(x - 6) > 0

A. (-3, 3) ? (6, ?) B. (-?, 3) C. (6, ?) D. (-?, -3) ? (3, 6)

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Mathematics