Question

Use function notation to write the equation of the line.
http://static.k12.com/calms_media/media/1346000_1346500/1346432/1/3b8d8c6a53ce71a37fafb8e05129e2a73976a265/HS_A1G2_S2_116069.jpg

Answer 1

Hi can you help ill post the answers?

Answer 2

http://static.k12.com/bank_packages/files/media/mathml_9a3ac06db1288d289321116113087afb25d92bbc_1.gif thats A

Answer 3

http://static.k12.com/bank_packages/files/media/mathml_933d934dafb2708c08cf4dd3d467f78e5aa81301_1.gif this is b

Answer 4

http://static.k12.com/bank_packages/files/media/mathml_d69a70d70d68325ed111b13d21380b133714c56c_1.gif this is c

Answer 5

http://static.k12.com/bank_packages/files/media/mathml_71de29400a895eacac0401cca15f1a3ded80b487_1.gif this is d

Answer 6

ill be back

Answer 7

take two points on the line (0,1) and (1,-2)
find the slope..
slope(m) = (y2 - y1) / (x2 - x1)
slope(m) = (-2-1) / (1 - 0)
slope(m) = -3/1

y = mx + b
m = -3
(0,1)-- x = 0 and y = 1
now we sub
1 = -3(0) + b
1 = b
your equation is : y = -3x + 1

function notation is : f(x) = -3x + 1

Answer 8

Thanks @kelliegirl33

Answer 9

no problem :)