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Commerce (English Medium) इयत्ता १२ - CBSE Question Bank Solutions for Mathematics

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Mathematics
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`f(x) = (x+1) (x+2)^(1/3), x>=-2` .

[6] Applications of Derivatives
Chapter: [6] Applications of Derivatives
Concept: undefined >> undefined

`f(x)=xsqrt(32-x^2),  -5<=x<=5` .

[6] Applications of Derivatives
Chapter: [6] Applications of Derivatives
Concept: undefined >> undefined

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f(x) = \[x^3 - 2a x^2 + a^2 x, a > 0, x \in R\] .

[6] Applications of Derivatives
Chapter: [6] Applications of Derivatives
Concept: undefined >> undefined

A unit vector \[\vec{a}\] makes angles \[\frac{\pi}{4}\text{ and }\frac{\pi}{3}\] with \[\hat{i}\] and \[\hat{j}\]  respectively and an acute angle θ with \[\hat{k}\] .  Find the angle θ and components of \[\vec{a}\] .

[10] Vectors
Chapter: [10] Vectors
Concept: undefined >> undefined

f(x) = \[x + \frac{a2}{x}, a > 0,\] , x ≠ 0 .

[6] Applications of Derivatives
Chapter: [6] Applications of Derivatives
Concept: undefined >> undefined

f(x) = \[x\sqrt{2 - x^2} - \sqrt{2} \leq x \leq \sqrt{2}\] .

[6] Applications of Derivatives
Chapter: [6] Applications of Derivatives
Concept: undefined >> undefined

If two vectors \[\vec{a} \text{ and } \vec{b}\] are such that \[\left| \vec{a} \right| = 2, \left| \vec{b} \right| = 1 \text{ and } \vec{a} \cdot \vec{b} = 1,\]  then find the value of \[\left( 3 \vec{a} - 5 \vec{b} \right) \cdot \left( 2 \vec{a} + 7 \vec{b} \right) .\] 

[10] Vectors
Chapter: [10] Vectors
Concept: undefined >> undefined

f(x) = \[x + \sqrt{1 - x}, x \leq 1\] .

[6] Applications of Derivatives
Chapter: [6] Applications of Derivatives
Concept: undefined >> undefined

f(x) = (x \[-\] 1) (x \[-\] 2)2.

[6] Applications of Derivatives
Chapter: [6] Applications of Derivatives
Concept: undefined >> undefined

If \[\vec{a}\] is a unit vector, then find \[\left| \vec{x} \right|\]  in each of the following. 

\[\left( \vec{x} - \vec{a} \right) \cdot \left( \vec{x} + \vec{a} \right) = 8\] 

[10] Vectors
Chapter: [10] Vectors
Concept: undefined >> undefined

`f(x)=xsqrt(1-x),  x<=1` .

[6] Applications of Derivatives
Chapter: [6] Applications of Derivatives
Concept: undefined >> undefined

If \[\vec{a}\] is a unit vector, then find \[\left| \vec{x} \right|\]  in each of the following. 

\[\left( \vec{x} - \vec{a} \right) \cdot \left( \vec{x} + \vec{a} \right) = 12\] 

[10] Vectors
Chapter: [10] Vectors
Concept: undefined >> undefined

f(x) = \[- (x - 1 )^3 (x + 1 )^2\] .

[6] Applications of Derivatives
Chapter: [6] Applications of Derivatives
Concept: undefined >> undefined

Find \[\left| \vec{a} \right| \text{ and } \left| \vec{b} \right|\] if 

\[\left( \vec{a} + \vec{b} \right) \cdot \left( \vec{a} - \vec{b} \right) = 12 \text{ and } \left| \vec{a} \right| = 2\left| \vec{b} \right|\]

[10] Vectors
Chapter: [10] Vectors
Concept: undefined >> undefined

The function y = a log x+bx2 + x has extreme values at x=1 and x=2. Find a and b ?

[6] Applications of Derivatives
Chapter: [6] Applications of Derivatives
Concept: undefined >> undefined

Show that \[\frac{\log x}{x}\] has a maximum value at x = e ?

[6] Applications of Derivatives
Chapter: [6] Applications of Derivatives
Concept: undefined >> undefined

Find  \[\left| \vec{a} \right| \text{ and } \left| \vec{b} \right|\] if 

\[\left( \vec{a} + \vec{b} \right) \cdot \left( \vec{a} - \vec{b} \right) = 8 \text{ and } \left| \vec{a} \right| = 8\left| \vec{b} \right|\]

[10] Vectors
Chapter: [10] Vectors
Concept: undefined >> undefined

Find \[\left| \vec{a} \right| and \left| \vec{b} \right|\] if 

\[\left( \vec{a} + \vec{b} \right) \cdot \left( \vec{a} - \vec{b} \right) = 3\text{  and } \left| \vec{a} \right| = 2\left| \vec{b} \right|\]

[10] Vectors
Chapter: [10] Vectors
Concept: undefined >> undefined

Find the maximum and minimum values of the function f(x) = \[\frac{4}{x + 2} + x .\]

[6] Applications of Derivatives
Chapter: [6] Applications of Derivatives
Concept: undefined >> undefined

Find \[\left| \vec{a} - \vec{b} \right|\] if 

\[\left| \vec{a} \right| = 2, \left| \vec{b} \right| = 5 \text{ and } \vec{a} \cdot \vec{b} = 8\]

[10] Vectors
Chapter: [10] Vectors
Concept: undefined >> undefined
< prev  5041 to 5060 of 8364  next > 
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CBSE Commerce (English Medium) इयत्ता १२ Question Bank Solutions
Question Bank Solutions for CBSE Commerce (English Medium) इयत्ता १२ Accountancy
Question Bank Solutions for CBSE Commerce (English Medium) इयत्ता १२ Business Studies
Question Bank Solutions for CBSE Commerce (English Medium) इयत्ता १२ Computer Science (Python)
Question Bank Solutions for CBSE Commerce (English Medium) इयत्ता १२ Economics
Question Bank Solutions for CBSE Commerce (English Medium) इयत्ता १२ English Core
Question Bank Solutions for CBSE Commerce (English Medium) इयत्ता १२ English Elective - NCERT
Question Bank Solutions for CBSE Commerce (English Medium) इयत्ता १२ Entrepreneurship
Question Bank Solutions for CBSE Commerce (English Medium) इयत्ता १२ Geography
Question Bank Solutions for CBSE Commerce (English Medium) इयत्ता १२ Hindi (Core)
Question Bank Solutions for CBSE Commerce (English Medium) इयत्ता १२ Hindi (Elective)
Question Bank Solutions for CBSE Commerce (English Medium) इयत्ता १२ History
Question Bank Solutions for CBSE Commerce (English Medium) इयत्ता १२ Informatics Practices
Question Bank Solutions for CBSE Commerce (English Medium) इयत्ता १२ Mathematics
Question Bank Solutions for CBSE Commerce (English Medium) इयत्ता १२ Physical Education
Question Bank Solutions for CBSE Commerce (English Medium) इयत्ता १२ Political Science
Question Bank Solutions for CBSE Commerce (English Medium) इयत्ता १२ Psychology
Question Bank Solutions for CBSE Commerce (English Medium) इयत्ता १२ Sanskrit (Core)
Question Bank Solutions for CBSE Commerce (English Medium) इयत्ता १२ Sanskrit (Elective)
Question Bank Solutions for CBSE Commerce (English Medium) इयत्ता १२ Sociology
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