linear equations standard form
4.1
write linear equations in point slope form
4.2
use linear equations in slope intercept form
4.3
fit a line to data
4.6
100
slope of 2 and y intercept 9
y=2x+9
100
write an equation of the line (3,2) (4,9)
Y=7x-19
100
(3,5),m=-1
y-5=-1(x-3)
100
(1,1) (2,5) (3,11) (4,12) (5,17) (7,25) what is the correlation
positive
200
slope of 1 and y intercept of 5
y=x+5
200
(10,-5) (-5,10)
Y=-6/15x-1
200
(7,-1),m=-6
y+1=-6(x-7)
200
(6,70) (6,67) (7, 55) (8,53) what is the correlation
negative
300
slope of -3 and y intercept of 0
y=-3x
300
(-2,8) (-6,0)
Y=2x+12
300
(5,-1),m=-2
y-2=5(x+8)
300
(18,21) (18,19) (11,2) (6,17) (10,5) (25,25) (15,1) (14,9) what is the correlation
no correlation
400
slope of -7 and a y intercept of 1
y=-7x+1
400
(1,4) (2,7)
Y=3x+3
400
(-8,2),m=5
y+1=-2(x-5)
400
graph and make a line of best fit , give the slope afterwards (1,10) (1,12) (3,33) ( 4,46) (5,59) ( 6, 70) (9,102)
check graph and slope is about 58/5
500
slope of 2/3 and y intercept of -9
y=2/3x-9
500
f(-2)=15 f(1)=9
Y=-2x+19
500
(-6,6),m=3/2
y-6=3/2(x+6)
500
(-6,12)(-4,12)(-2,8)(0,8)(2,10)(2,8)(2,6)(4,6)(4,4)(6,2) A. Y=-x-6 B. Y=x-6 C.Y= -x+8 D. Y=x+8
C
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