Write the function in the form y = f(u) and u = g(x). Then find dy/dx as a function of x.y = tan
A. y = tan u; u = ? - 
; 
= 
sec2
B. y = tan u; u = ? - 
; 
= sec2
C. y = tan u; u = ? - 
; 
= sec2
D. y = tan u; u = ? - 
; 
= 
sec
tan
Answer: A
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Determine the opposite of the number.14
A. - 
B. 14
C. -14
D. 
Solve the problem.Find the surface area S of a right circular cylinder with radius 9 cm, and height10 cm. Use 3.14 for ?. Round your answer to one decimal place.
A. 2543.4 cm2 B. 1073.8 cm2 C. 791.3 cm2 D. 536.9 cm2
Kenco Manufacturing estimates that its profit, P, in hundreds of dollars, is P = -3x² + 24x - 4 where x is the number of units produced in thousands. How many units must be produced to obtain a profit of $3476?
a. 2400 b. 3000 c. 5755 d. 2245
Solve the problem.Find the elasticity of demand E for the demand function 
A. E = 
B. E = 
C. E = 
D. E = 