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The condition that the points (a,0),(0,b...

The condition that the points (a,0),(0,b)and (2,2) are collinear is

A

a)a+b=2

B

b)`1/a+1/b=1/2`

C

c)`1/a+1/b=1`

D

d)`1/a+1/b=2`

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UNITED BOOK HOUSE-THE SCOTTISH CHURCH COLLEGIATE SCHOOL-EXERCISE
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  17. Show that the locus of the pt of intersection of the st.lines xcosthe...

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  18. Find the focus of the parabola y=x^2+x+1.

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