Perform the operation by applying the standard order of operations for a series of calculations.12 × 8 + 19 × 10
A. 2376
B. 286
C. 3240
D. 1150
Answer: B
Mathematics
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Simplify. Be sure to rationalize all denominators. Assume that all variables represent positive real numbers.
A. 
B. 
C. 2x3
D. 
Mathematics
Identify and graph the polar equation.r2 = 2 sin(2?) 
A. 
rose with four petals
B. 
rose with four petals
C. 
lemniscate
D. 
lemniscate
Mathematics
Find the linear velocity of a point moving with uniform circular motion, if the point covers a distance s in an amount of time t, where
?
mi and 
hr
?
A. 9 mph B. 12 mph C. 12.7 mph D. 13 mph E. 14 mph
Mathematics
Divide.(y2 + 18y + 81) ÷ (y + 9)
A. y2 + 9
B. y + 
C. y + 9
D. y - 9
Mathematics