Perform the indicated operation. Simplify the result if possible.5 yd 2 ft × 7
A. 39 yd 2 ft
B. 39 yd 1 ft
C. 9 yd 1 ft
D. 47 yd 2 ft
Answer: A
Mathematics
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A. 
B. 
C. 
D. 
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Calculate the flux of the field F across the closed plane curve C.F = xi + yj; the curve C is the closed counterclockwise path around the rectangle with vertices at 
and 
A. 73 B. 48 C. 55 D. 0
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Simplify using order of operations.-4 + 6(4 - 9)
A. -10 B. 34 C. -34 D. 10
Mathematics
Evaluate the expression. Write answer without exponents.-2431/5
A. -3 B. 243 C. -27 D. 81
Mathematics