Solve and graph. Write the solution set in interval notation.2 < 5x + 2 and 5x + 8 < 28
A. [0, 4)
B. (0, 4]
C. [0, 4]
D. (0, 4)
Answer: D
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Provide an appropriate response. Find the equation of the line passing through the point (1, 4) with slope 3.
A. y = 3x - 11 B. y = 3x +1 C. y = 3x + 13 D. y = 3x - 7
Calculate the direction of 
and the midpoint of line segment P1P2. P1(6, -8, -1) and P2(9, -12, -6)
A. 
i - 
j - 1
k; 
B. 
i - 
j - 
k; 
C. 
i - 
j - 
k; 
D. 
i - 
j - 1
k; 
Show that the function 
has no relative extrema on 
.
?
A. The function has no relative extrema by definition of the derivation.
B. The derivation of the function 
is 
. At every point the derivative exists and does not equal to 0. So by definition the function has no relative extrema on this interval.
C. The function has no relative extrema because 
does not equal to 0 at any point.
Find the product of the sum and difference of two terms.
A. x2 - 
B. x2 - 9x - 9
C. x2 + 9x - 9
D. x2 - 9