Gamma Question Bank for Engineering Mathematics>Chapter 1 - Basics of Mathematics>Assignment>Q 9

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In a battle, $70 %$ of the combatants lost one eye, $80 %$ lost one leg, $85 %$ lost ear, $90 %$ an arm. If $x %$ lost all the four organs, then minimum value of $x$

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Important Questions on Basics of Mathematics

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Gamma Question Bank for Engineering Mathematics>Chapter 1 - Basics of Mathematics>Assignment>Q 10

The largest interval for which

x^{12} - x^{9} + x^{4} - x + 1 > 0

is

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Gamma Question Bank for Engineering Mathematics>Chapter 1 - Basics of Mathematics>Assignment>Q 1

|X|

represent number of elements in region

X

. Now the following conditions are given

|U| = 14, |{(A - B)}^{C}| = 12, |A \cup B| = 9

and

|A Δ B| = 7

, where

A

and

B

are two subsets of the universal set

U

and

A^{C}

represents complement of

set A

, then

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Gamma Question Bank for Engineering Mathematics>Chapter 1 - Basics of Mathematics>Assignment>Q 2

If

S

is the set of all real

x

such that

\frac{2 x - 1}{2 x^{3} + 3 x^{2} + x}

is positive, then

S

contains

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Gamma Question Bank for Engineering Mathematics>Chapter 1 - Basics of Mathematics>Assignment>Q 3

For any three sets.

P, Q

and

R, S

is an element of

(P Δ Q) Δ R

, then

S

may belong to

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Gamma Question Bank for Engineering Mathematics>Chapter 1 - Basics of Mathematics>Assignment>Q 4

The interval for the values of '

x

' satisfying

\frac{2 x}{2 x^{2} + 5 x + 2} > \frac{1}{x + 1}

can be

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Gamma Question Bank for Engineering Mathematics>Chapter 1 - Basics of Mathematics>Assignment>Q 5

If the inequality

(x - (a - 1)) (x - (a^{2} + 2)) < 0

holds for all

x \in (- 1, 3]

then correct statement(s) is (are)