Factor completely. If the polynomial is prime, then state this as your answer.4x2 + 20x + 25
A. (2x - 6)2
B. (2x + 5)(2x - 5)
C. (2x + 5)2
D. (2x - 5)2
Answer: C
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Interpret the slope of the following scenario: Temperature increases linearly. The following are two temperature readings: 7 am: 47?, 9 am: 55?. ?
A. ?Slope: 8? per hour B. ?Slope: Increase of 4? per hour C. ?Slope: Increase of 8? D. ?Slope: Increase of 8? per hour E. ?None of the above
Solve the given differential equation.D3y - 3 D2y - 28 Dy = 0
A. y = C1 + C2e4x + C3e-7x B. y = C1 + C2e-4x + C3e7x C. y = C1e-4x + C2e7x D. y = C1e4x + C2e-7x
Find the area of the triangle using Heron's formula. Round your answer to two decimal places as needed.
A. 16.43 mm2 B. 5.81 mm2 C. 8.22 mm2 D. 11.62 mm2
Solve.The force needed to keep a car from skidding on a curve varies jointly as the weight of the car and the square of the car's speed, and inversely as the radius of the curve. If a force of 
is needed to keep an 
car traveling at 20 mph from skidding on a curve of radius 
what force would be required to keep the same car from skidding on a curve of radius 
-4.0px;" /> at 
Round your answer to the nearest pound of force?
A. 31,869 pounds
B. 32,439 pounds
C. 31,737 pounds
D. 31,901 pounds