Evaluate. x0; x ? 0

A. x
B. -1
C. 0
D. 1


Answer: D

Mathematics

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Find the curvature of the curve r(t).r(t) = (2 + cos 3t - sin 3t)i + (7 + sin 3t + cos 3t)j + 10k

A. ? = 
B. ? = 
C. ? = 
D. ? = 

Mathematics

Use the rules for exponents to rewrite the expression and then evaluate the new expression.  

A.
B. -4
C. 2
D. - 

Mathematics

Find the particular solution to the given differential equation that satisfies the given conditions.D2y + 8 Dy + 16y = 0; Dy = 2 and y = 5 when x = 0

A. y = (5 + 22x)e4x  B. y = (5 - 22x)e-4x  C. y = (5 + 22x)e-4x  D. y = (c1 + c2x)e-4x 

Mathematics

Solve the quadratic equation.25x2 = 16

A.
B.
C.
D.

Mathematics