Answer the question.Use the mathematical machine to find the input corresponding to an output of 20.

A. 84
B. 30.5
C. 14.75
D. -12

Answer: C

Mathematics

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B.
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D. -4 

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Find the value of the expression using the given values.()2?x = 7

A.
B.
C. 49
D. 7

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Solve the formula for the specified variable.A = h(b1 + b2) for b1

A. b1 =  
B. b1 =  
C. b1 = 
D. b1 =  

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Use the graph of y = Cax to determine C and a.

A. C = 2, a = 0.8 B. C = 2, a = 1.2 C. C = 2.88, a = 1.2 D. C = 2, a = 1.4

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