Question

This is to check my answers for an algebra 2 assignment;
1.) which set of ordered pairs in the form of (x,y) does not represent a function of x?
A. {(0,2)}, (1,-1), (2,3), (3,-2)}
B. {(0,-2), (1,1), (2,3), (3,-2)}
C.{(0,2), (-1,-1), (2,-3), (3,2)}
D. {(0,2), (1,2), (1,-2), (3,2)}


2.) what is f(-3) if f(x)=|2x+1|+5?
A. 0
B. 10
C. 12
D. -10


3.) what is an equation of the line in slope intercept form? M=3 and the y-intercept is (0,4)
A. Y=4x+3
B. y=-3x+4
C.y=4x-3
D.y=3x+4


4.)Write the equation in slope intercept form. What are the slope and y intercept? -3x-10y=7
A. Y=-3/10x-7/10;slope: -3

Answer 1

1d

Answer 2

2b

Answer 3

3d