Sets, Relations and Functions-Sets and Their Representation (KVPY Stream-SA (Class 11) Math): Questions 1 - 2 of 2

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Question number: 1

» Sets, Relations and Functions » Sets and Their Representation

Appeared in Year: 2011

MCQ▾

Question

Let a, b, x, y be real numbers such that a2+b2=81 , x2+y2=121 and ax+by=99 . Then the set of all possible values of aybx is

Choices

Choice (4) Response

a.

(0,911]

b.

(0,911)

c.

[911,)

d.

{0}

Question number: 2

» Sets, Relations and Functions » Sets and Their Representation

MCQ▾

Question

Let a, b, x, y be real numbers such that p2+q2=5 , x2+y2=125 and px+qy=25 . Then the set of all possible values of pyqx is –

Choices

Choice (4) Response

a.

(0,411]

b.

[411,)

c.

{0}

d.

(0,411)

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