Simplify the expression. Assume that all variables are positive when they appear.
A. 4y8
B. 2y16
C. 2y8
D. 2y14
Answer: C
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Convert the base 10 numeral to a numeral in the base indicated.13,562 to base 7
A. 53,7437 B. 53,4567 C. 54,1217 D. 54,3537
Provide an appropriate response.Find the vertex and the axis of symmetry of the graph of y = x2 + 9x + 8.
A. vertex: 
; axis of symmetry x = - 
B. vertex:
; axis of symmetry x = - 
C. vertex: 
; axis of symmetry x = 
D. vertex: 
; axis of symmetry x = 
Solve the problem.The height of a baseball (in feet) at time t (in seconds) is given by y = -16x2 + 80x + 5. Which one of the following points is not on the graph of the equation?
A. (3, 101) B. (1, 69) C. (4, 69) D. (2, 117)
Find the indicated probability. Round as indicated.A company purchases shipments of machine components and uses this acceptance sampling plan: Randomly select and test 30 components and accept the whole batch if there are fewer than 3 defectives. If a particular shipment of thousands of components actually has a 3% rate of defects, what is the probability that this whole shipment will be accepted? Estimate the probability to four decimal places if necessary.
A. 0.1669 B. 0.5389 C. 0.9399 D. 0.0482