Solve the problem.Consider the learning curve defined in the graph. Depicted is the accuracy, p, expressed as a percentage, in performing a series of short tasks versus the accumulated amount of time spent practicing the tasks, t. Is  continuous at  at  at 

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A. Yes; no; yes
B. No; no; no
C. Yes; yes; yes
D. Yes; no; no

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Answer: A

Mathematics

For the quadratic equation, identify a, b, and c for use in the quadratic formula. Do not solve.-4 = -4y2 + 2y

A. a =-4, b = -2, c = -4 B. a = 4, b = 2, c = -4 C. a = 4, b = -2, c = -4 D. a = -4, b = 2, c = 4

Graph. Label any intercepts and determine the slope of the line. If the slope is undefined, state this.y = 7

A. y-intercept: (0, 7), m: 0

B. y-intercept: (0, 0), m: 7

C. y-intercept: (0, 0), m:  

D. y-intercept: (7, 0), m: undefined

Perform the indicated operation. - 

A.
B.
C.
D.

Provide an appropriate response.The number 33,554,432 is a term in the sequence 2, 8, 32, 128, 512, ... .Which term is it?

A. 13 B. 15 C. 12 D. 14