Determine the constant term that must be added to the expression to make it a perfect square.x2 - 
x
A. 
B. 
C. 
D. 
Answer: D
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Solve the problem.A couple have bought a new house and are comparing quotes from two moving companies for moving their furniture. Company A charges $100 for the truck and $45 per hour for the movers. Company B charges $90 for the truck and $60 per hour for the movers. Create a cost equation for each company where y is the total cost and x is the number of hours of labor. Write a system of equations.
A. 45y = x + 100 60y = x + 90 B. y = 45x + 100 y = 60x + 90 C. 45y = 100x 60y = 90x D. y = 100x + 45 y = 90x + 60
Identify the leading term and leading coefficient of the polynomial.-x - 4x2 - 3x3 - 4x5 + 5
A. -x, -1 B. 4x5, 4 C. -4x5, -4 D. -3x3, -3
Estimate. Then find the actual difference.0.2004 - 0.01276
A. Estimate: 0.19; Actual: 0.18864 B. Estimate: 0.19; Actual: 0.18764 C. Estimate: 0.09; Actual: 0.088 D. Estimate: 0.09; Actual: 0.18764
Solve.A deep-sea diver dives from the surface to 124 feet below the surface and then swims up 10 feet, down 18 feet, down another 26 feet, and then up 21 feet. Find the diver's depth after these movements.
A. -137; 137 ft below the surface B. -85; 85 ft below the surface C. -49; 49 ft below the surface D. -157; 157 ft below the surface