Write the fraction in simplest form. Assume that all variable factors in the denominator are not equal to zero.
A. 
B. 
C. 
D. 
Answer: B
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The following table shows the velocity V, in meters per second, of a rock t seconds after it is thrown downward on the planet Mercury. t 0 1 2 3 V 17 20.61 24.22 27.83? A: Complete a table of changes to show that the data are linear. Round your answer to two decimal places, if necessary.B: Find a linear model for the data. Round your answer to two decimal places, if necessary.C: Explain in practical terms the meaning of the slope of the linear function you found in part B. Round your answer to two decimal places, if necessary.
What will be an ideal response?
Perform the indicated operations, expressing the answer in simplest form with rationalized denominators.
A. 2
B. 2x2y2
C. 2x2y2
D. 4x4y4
Find the prime factorization of the number.175
A. 25 ? 5 B. 5 ? 5 ? 7 C. 25 ? 7 D. 7 ? 7
Solve the problem.A baseball player hit a baseball with an initial speed of 140 feet per second at an angle of 40° to the horizontal. The ball was hit at a height of 3 feet off the ground. Find parametric equations that describe the motion of the ball as a function of time. How long is the ball in the air? When is the ball at its maximum height? What is the distance the ball traveled?
A. x = 107.24t, y = -16t2 + 90.02t + 3 5.659 sec, 2.813 sec, 606.871 feet B. x = 107.24t, y = -16t2 + 90.02t + 3 5.659 sec, 2.813 sec, 1021.812 feet C. x = 107.24t, y = -16t2 + 90.02t + 3 11.319 sec, 2.813 sec, 1213.85 feet D. x = 107.24t, y = -16t2 + 90.02t + 3 5.593 sec, 2.813 sec, 599.793 feet