Add or subtract. Then simplify. If a denominator has two or more factors (other than monomials), leave it in factored form. Express the answer using the denominator of the first fraction when applicable.
+ 
A. 3m + 1
B. 
C. 
D. 
Answer: B
Mathematics
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Using the Divergence Theorem, find the outward flux of F across the boundary of the region D.F = 30xz5i + 9yj - 5z6k; D: the solid wedge cut from the first quadrant by the plane 
and the elliptic cylinder x2 + 16y2 = 49
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.At lift-off, a rocket weighs 40.6 tons, including the weight of fuel. It is fired vertically, and the fuel is consumed at the rate of 2.65 tons per 1,000 ft of ascent. How much work is done in lifting the rocket to an altitude of 11,000 ft?
A. 6.07 x 105 ft?ton B. 3.40 x 105 ft?ton C. 2.86 x 105 ft?ton D. 3.66 x 105 ft?ton
Mathematics
Divide and simplify.
÷ 
A. 
B. m + n
C. 
D. 
Mathematics
Evaluate the expression.
?
What will be an ideal response?
Mathematics