Question

1, Let f(x) = 3x - 10. Find the value of f(-3).
A, 21
B,-1
C,-19




2, Find the slope of the line that passes through (3, -4) and (-1, 2).
A, 2/3
B, 3/2
C, -2/3
D, -3/2




3, Find the slope of the line passing through (4, 9) and (-2, 9).
A, 0
B, undefined




4, Find the rate of change for 2000 to 2010, given these ordered pairs in the data set: (2000, 286) and (2010, 192). Write your answer as a decimal.
A, -0.94
B, -9.4
C,-94
D, -940




5, Write the direct variation of the equation if y varie

Answer 1

2. D
3. A