Evaluate the integral by using multiple substitutions.
dt
A. - 
+ C
B. 
+ C
C. 
+ C
D. - 
+ C
Answer: C
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Find the flux of the vector field F across the surface S in the indicated direction.F = 2xi + 2yj + 8k; S is "nose" of the paraboloid z = 2x2 + 2y2 cut by the plane z = 3; direction is outward
A. - 3?
B. 21?
C. - 
D. - 21?
Evaluate by using scientific notation and the laws of exponents. Leave you answer in scientific notation.(160,000,000)(0.00003)(3000)(0.003)
A. 4.32 × 104 B. 4.32 × 105 C. 4.32 × 106 D. 4.32 × 103
First use front-end rounding to write an estimate of the answer, and then subtract the decimals to obtain an exact answer.EstimateProblem
?
A. Estimate: 71, exact: 74.64 B. Estimate: 81, exact: 84.74 C. Estimate: 71, exact: 74.74 D. Estimate: 81, exact: 81.64
Solve the problem. Express the answer as a mixed number when appropriate.Find the perimeter (distance around) of the figure below.
8
meters
A. 61
m
B. 58
m
C. 70 m
D. 56
m