Shade the solution set in the xy-plane.x ? 4

A.

B.

C.

D.


Answer: B

Mathematics

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Find v ? u.v =  and u = 

A. 0
B.
C. i - j
D. i - j

Mathematics

Express the integrand as a sum of partial fractions and evaluate the integral.

A.
B. - 
C. - 
D. - 

Mathematics

Find the real solutions, if any, of the equation. Use the quadratic formula.x2 + 4x - 7 = 0

A. {-2 - 2, -2 + 2}
B. {2 + }
C. {-2 - , -2 + }
D. {-1 - , -1 + }

Mathematics

Determine the magnitude of v.

A. 22 
B. 88 
C. 88
D. 5 

Mathematics