Find a unit vector u in the direction of the given vector.
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Perform the indicated operations. Express the answer as a single polynomial in standard form.8x(4x + 10)
A. 32x2 + 80x B. 32x2 + 10x C. 112x2 D. 4x2 + 80x
Mathematics
Solve the problem.The following scatter diagram shows heights (in inches) of children and their ages.Height (inches)
Age (years)Based on this data, how old do you think a child is who is about 39 inches tall?
A. 1 year B. 3 months C. 7 years D. 3 years
Mathematics
Estimate the slope of the tangent line at the indicated point.
A. 1 B. -1 C. Undefined D. 0
Mathematics
Determine which of the following point lies on the graph of the equation.
?
?
A. (2, 10) B. (2, 9) C. (2, 8) D. (9, 8) E. (3, 8)
Mathematics