A vertical plate is submerged in water (the surface of the water coincides with the x-axis). Find the force exerted by the water on the plate. (The weight density of water is 62.4 lb/ft3.)


1,872 lb

Mathematics

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Suppose that the functions f and g and their derivatives with respect to x have the following values at the given values of x. Find the derivative with respect to x of the given combination at the given value of x.f(g(x)), x = 4

A. -40 B. 8 C. -10 D. 24

Mathematics

Determine all possible rational solutions of the polynomial equation.f(x) = 3x3 + 58x2 + 58x + 27

A. ±1, ±3, ±6, ±9, ±27
B. ±1, ±3, ±9, ±27
C. ±1, ± , ± , ± , ±3
D. ±1, ± , ±3, ±9, ±27

Mathematics

Find the LCD of the rational expressions. Then rewrite each as an equivalent rational expression with the LCD.

A.
B.
C.
D.

Mathematics

Evaluate the square root.- 

A. -9
B. - 
C.
D. Not a real number

Mathematics