Find the domain and range of the function.
A. Domain: {1}; Range: (-?, ?)
B. Domain: (-?, 1); Range: {1}
C. Domain: (-?, ?); Range: (-?, ?)
D. Domain: (-?, ?); Range: {1}
Answer: D
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Factor the polynomial completely using the grouping method.6x2 - 5xt - 6t2
A. (6x - 2t)(x + 3t) B. (3x - 2t)(2x + 3t) C. (6x + 2t)(x - 3t) D. (3x + 2t)(2x - 3t)
Translate the sentence into an equation using the variable x.A number minus 2 equals 4.
A. x = 2 - 4 B. x - 2 = 4 C. 2 - x = 4 D. x = 4 - 2
Solve the problem.A room measures 16 ft by 
The ceiling is 
above the floor. The door is 
by 
A gallon of paint will cover 79.3 ft2. How many gallons of paint are needed to paint the room (including the ceiling and not including the door). Round your answer up to the next whole number.
A. 4 gallons B. 18 gallons C. 7 gallons D. 11 gallons
Find the accumulated amount A if the principal P is invested at an interest rate of r per year for t years. Round your answer to the nearest cent. ? P = $2,400, r = 6%, t = 10, compounded semiannually ?
A. A = $4,353.64 B. A = $4,373.09 C. A = $4,334.67 D. A = $4,298.03