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Sagot :
- A(1,2)
Find slope of line (m)
[tex]\\ \sf\longmapsto m=\dfrac{2-0}{1-0}[/tex]
[tex]\\ \sf\longmapsto m=2[/tex]
Putting in y=mx+b
[tex]\\ \sf\longmapsto y=mx+b[/tex]
[tex]\\ \sf\longmapsto 2=2(1)+b[/tex]
[tex]\\ \sf\longmapsto 2=2+b[/tex]
[tex]\\ \sf\longmapsto b=2-2=0[/tex]
Equation of the line
[tex]\\ \sf\longmapsto y=2x[/tex]
Answer:
- y = 2x
Step-by-step explanation:
The line passes through the origin and holds the point A(1, 2).
This is a proportional relationship:
- y = kx
Considering the coordinates of the point A:
- 2 = 1*k ⇒ k = 2
The line is:
- y = 2x
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