Use the figure provided to find the requested expression.Vectors u, v, and w are determined by the sides of ?ABC below:
Find an expression for v in terms of u and w.
A. -u - w
B. w - u
C. u + w
D. u - w
Answer: D
You might also like to view...
Simplify the expression.cos 8x cos 4x + sin 8x sin 4x
A. cos 12x B. sin 4x C. cos 4x D. sin 12x
Translate the phrase into a mathematical expression and then find the result.159 miles per 3 hours
A. 159 ? 3; 51 miles per hour B. 159 ÷ 3; 53 miles per hour C. 159 ÷ 3; 56 miles per hour D. 159 ? 3; 55 miles per hour
Find the exact value of the expression.sin 185° cos 65° - cos 185° sin 65°
A. 
B. - 
C. - 
D. 
Solve the problem.
The graph models the average amount spent annually on entertainment per household in Country X from 1981 to 1987. (i) Find the slope of the line. (ii) Find a point-slope form for the line. (Answers may vary.)
A. Slope is 675; point-slope form is y = 675(x - 1982) + 1500. B. Slope is 825; point-slope form is y = 825(x - 1984) + 2850. C. Slope is 375; point-slope form is y = 375(x - 1982) + 1500. D. Slope is 525; point-slope form is y = 525(x - 1984) + 2850.