Coordinate Geometry (KVPY Stream SB-SX (Class 12 & 1st Year BSC) Math): Questions 18 - 20 of 20

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Question number: 18

» Coordinate Geometry » Equation of a Circle

Appeared in Year: 2015

MCQ▾

Question

The shortest distance from the origin to a variable point on the sphere (x2)2+(y3)2+(z6)2=1 is –

Choices

Choice (4) Response
a.

8

b.

7

c.

5

d.

6

Question number: 19

» Coordinate Geometry » Intercepts of a Line on Coordinate Axes

Appeared in Year: 2015

MCQ▾

Question

Suppose OABC is a rectangle in the xy plane where O is the origin and A, B lie on the parabola y=x2 . Then C must lie on the curve –

Choices

Choice (4) Response
a.

y=x2+2

b.

y=2x2=1

c.

y=x2+2

d.

y=2x2+1

Question number: 20

» Coordinate Geometry » Parabola

Appeared in Year: 2015

MCQ▾

Question

The number of ordered pairs (x,y) of real numbers that satisfy the simulation equations x+y2=x2+y=12 is –

Choices

Choice (4) Response
a.

4

b.

0

c.

2

d.

1

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