find the equations of line which contain the points (4,1) & X intercept is twice its Y intercept
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find the equations of line which contain the points (4,1) & X intercept is twice its Y intercept
Fast
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Answer:
let X-intercept be 'a' & Y-intercept be 'b'.
so , given a=2b.
⇒X/a+Y/b=1 [intercept equation]
⇒X/2b+Y/b=1
since the line passes through (2,1).
⇒b=2
⇒a=4
∴the equation is , X+2Y=4