Question

Please do this three sums

Answer 1

8(i)
m=3/4
c=-4
y=mx+c
y=(3/4)x+c
.
(ii)m=sqrt(3)
c=-2/3
y=sqrt(3)x-2/3
.
9.
slope=m=tan60 degree
m=sqrt(3)
y-y1=m(x-x1)
y-(-3)=m(x-0)
y+3=mx
y=mx-3.