Combine like terms whenever possible.6y - 6x4y + 9y - 9x4y
A. 30y - 30x4y
B. 15y - 15x4y
C. 15y + 3x4y
D. -3y - 15x4y
Answer: B
Mathematics
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Evaluate the integral by changing the order of integration in an appropriate way.
A. 
B. 
C. 
D. 
Mathematics
Find the component form of the specified vector.The vector 
, where P = (-10, -1) and Q = (-6, -9)
A. 
B. 
C. 
D. 
Mathematics
Write the number in words.22,000,674
A. Twenty-two million, six thousand seventy-four B. Twenty-two million, six hundred seventy-four C. Two million, two thousand, six hundred seventy-four D. Twenty-two hundred million, six hundred seventy-four
Mathematics
Simplify the expression.
A. sin x - 1 B. cos2 x C. sin x D. sin x + 1
Mathematics