Rewrite the rational expression with the indicated denominator.
= 
A. 
B. 
C. 
D. 
Answer: A
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Evaluate the work done between point 1 and point 2 for the conservative field F.F = (y + z)i + xj + xk; P1(0, 0, 0), P2(2, 3, 9)
A. W = 24 B. W = 6 C. W = 0 D. W = -12
Solve the problem.Water is falling on a surface, wetting a circular area that is expanding at a rate of 
How fast is the radius of the wetted area expanding when the radius is 
(Round your answer to four decimal places.)
A. 0.0051 mm/s B. 0.0026 mm/s C. 391.6516 mm/s D. 0.0160 mm/s
Solve the problem.A force of 136 lb acts in the direction N 45° E. Find its east and north components.
A. 68
east; 68
north
B. 68 east; 68
north
C. 68 east; 68 north
D. 68
east; 68 north
Find the range of the quadratic function.f(x) = 2x2 + 2x - 5
A. (-?, - 
]
B. [- 
, ?)
C. (-?, - 
]
D. [- 
, ?)