Find the value of d2y/dx2 at the point defined by the given value of t.x = , y = - t, t = 1

A. - 
B. 4
C.
D. -2

Answer: D

Mathematics

You might also like to view...

Solve the problem.Find the volume generated by revolving the curve y = cos 4x about the x-axis, 0 ? x ? ?/48

A.
B.  + 
C.  + 
D.  + 

View
Mathematics

Parametric equations and and a parameter interval for the motion of a particle in the xy-plane are given. Identify the particle's path by finding a Cartesian equation for it. Graph the Cartesian equation. Indicate the portion of the graph traced by the particle and the direction of motion.x = 25t2, y = 5t, -? ? t ? ?

A. x = y2

Entire parabola, top to bottom (from first quadrant to origin to fourth quadrant)
B. x = y2

Entire parabola, bottom to top (from fourth quadrant to origin to first quadrant)
C. y = x2

Entire parabola, left to right (from second quadrant to origin to first quadrant)
D. y = x2

Entire parabola, right to left (from first quadrant to origin to second quadrant)

View
Mathematics

Solve the equation.4x2 - 20x + 24 = 0

A. 4, 2, 3 B. -2, -3 C. 2, 3 D. 0, 2, 3

View
Mathematics

Solve the inequality. Express your answer using interval notation. Graph the solution set.|x + 7| + 6 ? 8

A. [-5, ?)

B. [-9, -5]

C. (-9, -5)

D. (-?, -9] ? [-5, ?)

View
Mathematics