Q.

The parametric equations of the line are given by x=−2+r10  and y=1+3r10  then for the line

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a

x-intercept is 73

b

inclination is tan−1(3)

c

slope is tan−1 13

d

y-intercept is 5

answer is B.

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Detailed Solution

comparing the given equation withx=x1+rcosθ ,y=y1+rsinθ ∴cosθ=110,sinθ=310⇒tanθ=3θ=tan-1(3)
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The parametric equations of the line are given by x=−2+r10  and y=1+3r10  then for the line