Question # 1

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-1

1

2

-2

A quadratic equation has two

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roots

degree

variables

constants

If the equation x2+2x-3=0 and x2+3x-k=0 have a common root then the non - zero value of k is

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1

3

2

4

The key for opening a door is in a bunch of 10 keys. A man attempts to open the door by trying the keys at random discarding the wrong key. The probability that the door is opened in the 5th trial is

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1 / 10

2 / 10

3 / 10

4 / 10

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square root function

identity function

linear function

quadratic function

Multiplicative inverse of "1" is

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+- 1

0

1

None of these

Unit vector in the positive direction of x-axis is

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Matrices A = [aij] 2 x 3 and B = [bij] 3 x 2 are suitable for

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BA

A2

AB

B2

If the exponent in the binomial expansion is 6, then the middle term is

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2nd

3rd

4th

5th

Point (2,0) lies on trigonometric function f(x)=______;

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sinx

cosx

tanx

secx

Domain of tan x is ______

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Mathematics General Science Test Medium Mode MCQs With Answers

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