Add.-  + 

A. - 
B. - 
C. - 
D. - 


Answer: B

Mathematics

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Find ?y for the given values of x1 and x2.y = 4x + 3; x1 = 4.5, x2 = 4

A. 2 B. 4 C. -2 D. -8

Mathematics

Plot the zeros of the given polynomial on the number line together with the zeros of the first derivative.y = x2 + 6x + 5

A.

B.

C.

D.

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The position vector of a particle is r(t). Find the requested vector.The acceleration at t =  for r(t) = (10 sin 5t)i  - (7 cos 5t)j + (10 csc 5t)k

A. a = 175j + 250k
B. a = -250i - 250k
C. a = -250i + 250k
D. a = 250i + 250k

Mathematics

Write the improper fraction as a mixed number in simplest form.

A. 17
B. 16
C. 15
D.

Mathematics