Find the indicated vector in terms of i and j.If u = -11i - 2j and v = -7i + 7j, find u - v.

A. -4i - 9j
B. -5i + 5j
C. -18i + 5j
D. -6i + 5j


Answer: A

Mathematics

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Find the slope of the line that passes through the given two points. If the slope is undefined, state this.(6, 5) and (11, -2)

A. - 
B.
C. Undefined
D. 0

Mathematics

Find parametric equations for the line described below.The line through the point P(7, 2, -1) parallel to the vector 

A. x = -4t - 7, y = 5t - 2, z = -4t + 1 B. x = 4t + 7, y = -5t + 2, z = -4t - 1 C. x = 4t - 7, y = -5t - 2, z = -4t + 1 D. x = -4t+ 7, y = -5t + 2, z = 4t - 1

Mathematics

Solve the problem.Use the formula A = P(1 + r)2 to find what the rate of interest is if a principal amount of $4000 grows to $4752.40 in 2 years, if interest is compounded annually.

A. 7% B. 10% C. 11% D. 9%

Mathematics

Choose all numbers for x from the given list that make the statement true.|x| > 9; 0, 9, -8, -10

A. 9, -10 B. 0, -8 C. -10 D. 0, 9, -8

Mathematics