Find an equation of the tangent line at x = a.y = 
; a = -3
A. y = -1.5x - 2.25
B. y = -1.5x - 4.5
C. y = -1.5x + 2.25
D. y = -6x - 2.25
Answer: A
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Decide if the sets are equivalent to one another.{0, 8, 11, 15} and {8, 11, 15}
A. Equivalent B. Not equivalent
A bus company operates four bus routes (A, B, C, and D) and 100 buses. The buses are apportioned among the routes on the basis of average number of daily passengers per route which is given in the following table.
The standard divisor represents
A. the number of buses required for 100,000 passengers. B. the daily average number of passengers per 100 buses. C. the number of passengers that one bus is able to transport per day. D. the daily average number of passengers per bus. E. none of these
Write an equivalent expression. Use a commutative law.wx
A. xw
B. w ÷ x
C. w + x
D. 
Graph the system of inequalities.2x + 3y ? 6 x - y ? 3 y ? 2
A. 
B. 
C. 
D. 