Use the quotient rule and other properties of exponents to simplify the expression. Use positive exponents to write your answer.
A. 24
B. 
C. 
D. 212
Answer: B
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Solve.62x = 4x + 1 (Round to the nearest thousandth.)
A. 1.774 B. 3.419 C. 0.774 D. 0.631
Sketch the graph of the quadratic function by finding the vertex, intercepts, and determining if the graph opens upward or downward.f(x) = -x2 + 2x + 3
A. 
B. 
C. 
D. 
Solve.Two vehicles leave the same corner at the same time and travel at a right angle to each other. One vehicle travels 
an hour faster than the other. If after one hour the vehicles are 
apart, find the rate of each vehicle.
A. Slower vehicle: 12 km/hr; faster vehicle: 15 km/hr B. Slower vehicle: 6 km/hr; faster vehicle: 9 km/hr C. Slower vehicle: -12 km/hr; faster vehicle: -9 km/hr D. Slower vehicle: 9 km/hr; faster vehicle: 12 km/hr
Solve the problem.Kidstown Daycare charges $1.75 per hour or fraction of an hour for childcare. The maximum charge per day is $7.50. Write a function that gives the charge for h hours with 
Then graph the function and identify at what values of h it is continuous.
A. f(x) = 
;
Continuous at all values of h.
B. f(x) = 
;
Continuous at all h except at the positive integers from 1 to < 4
C. f(x) = 
;
Continuous at all values of h.
D. f(x) = 
;
Continuous at all h except at the positive integers from 1 to < 4