Evaluate the expression.1 + 9 + 7

A. 3
B. -15
C. -1
D. 17

Answer: D

Mathematics

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Solve graphically.2x + 1 = 9

A. 8 B. -5 C. -4 D. 4

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Calculate the circulation of the field F around the closed curve C.F = 7x2yi + 7xy2j; curve C is r(t) = 5 cos ti + 5 sin tj, 0 ? t ? 2?

A. 14 B. 35 C. 70 D. 0

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Find the slope and the y-intercept of the given line.7x + 9y = 73

A. ; 
B. - ; 
C. ; 
D. - ; 

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Identify the numerator and denominator.

A. Numerator 29

Denominator 23
B. Numerator 1

Denominator 
C. Numerator 23

Denominator 29
D. Numerator  
Denominator 1

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Mathematics