Factor the trinomial, or state that the trinomial is prime.x2 + 23x + 24
A. prime
B. (x + 8)(x + 3)
C. (x + 24)(x - 1)
D. (x + 24)(x + 1)
Answer: A
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Polar coordinates of a point are given. Use a graphing utility to find the rectangular coordinates of the point to two decimal places.
A. (2.46, -0.43) B. (-0.43, -2.46) C. (-2.46, -0.43) D. (-0.43, 2.46)
Solve the problem.A rock is thrown vertically upward from the surface of the moon at a velocity of 32 m/sec. The graph shows the height y of the rock, in meters, after x seconds. Estimate and interpret the turning point.
A. The turning point is at approximately (20, 320). This is the point at which the rock reaches its maximum velocity and starts to slow down. B. The turning point is at approximately (40, 0). This is the point at which the rock reaches the surface of the moon again. C. The turning point is at approximately (40, 320). This is the point at which the rock reaches its maximum height and starts to fall back towards the surface of the moon. D. The turning point is at approximately (20, 320). This is the point at which the rock reaches its maximum height and starts to fall back towards the surface of the moon.
Reduce the rational expression to lowest terms.
A. 1
B. - 
C. -1
D. 
Solve the problem.The two legs of a right triangle are 10 meters and 20 meters, respectively. Find the hypotenuse of the triangle, rounded to the nearest hundredth of a meter.
A. 22.36 m B. 250 m C. 500 m D. 15 m