Set up an equation that can be used to solve the problem. Solve the equation and answer the question asked. Linda and Dave leave simultaneously from the same starting point biking in opposite directions. Linda bikes at 7 miles per hour and Dave bikes at 9 miles per hour. How long will it be until they are 23 miles apart from each other?
A. 1.4 hours
B. 0.7 hours
C. 11.5 hours
D. 0.4 hours
Answer: A
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Solve the problem.If a satellite reaches a speed of 7.91 kilometers per second, it will attain a circular orbit. If a satellite is placed in an orbit of 370 kilometers above the Earth, what is the equation of the path of the satellite if the origin is placed at the center of the Earth (the diameter of the Earth is approximately 12,740 kilometers)?
A. x2 + y2 = 136,900 B. x2 + y2 = 45,427,600 C. x2 + y2 = 171,872,100 D. x2 + y2 = 40,576,900
Divide. Leave your answer in exponent form. Assume that all variables in any denominator are nonzero.
A. 9n3 B. 45mn3 C. 9mn3 D. 9m41n15
Begin by graphing the standard absolute value function f(x) = 
. Then use transformations of this graph to graph the given function.h(x) = 
+ 5
A. 
B. 
C. 
D. 
Establish the identity.
+ 1 = 2 sin2v
What will be an ideal response?