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Recent questions tagged q32
Questions
If \( A = \begin{bmatrix} 2 & -3 & 5 \\ 3 & 2 & -4 \\ 1 & 1 & -2 \end {bmatrix} \), find \( A^{-1} \) . Using \( A^{-1} \) , solve the system of equations : $ 2x – 3y + 5z = 11 ,3x + 2y – 4z = –5 ,x + y – 2x = –3. $
cbse
class12
modelpaper
2009
sec-c
q32
ch4
bookproblem
sec6
q15
p137
math
asked
Dec 29, 2012
by
thanvigandhi_1
0
answers
If $f(x)=\begin{vmatrix}0 & x-a & x-b\\x-a & 0 & x-c\\x-b & x-c & 0\end{vmatrix},then$\[\begin{array}{1 1}(A)\quad f(a)=0 & (B)\quad f(b)=0\\(C)\quad f(0)=0 & (D)\quad f(1)=0\end{array}\]
cbse
class12
ch4
sec-a
q32
p82
objective
exemplar
easy
math
asked
Dec 27, 2012
by
sreemathi.v
1
answer
The value of $\cot\bigg(\cos^{-1}\frac{7}{25}\bigg)$ is
cbse
class12
ch2
q32
p39
objective
exemplar
easy
sec-a
math
asked
Dec 21, 2012
by
sreemathi.v
1
answer
Let us define a relation R in R as aRb if $a \geq b$.Then R is
cbse
class12
ch1
q32
p14
objective
exemplar
sec-b
math
asked
Dec 19, 2012
by
sreemathi.v
1
answer
Integrate the function $\frac{1}{1+\cot x}$
cbse
class12
bookproblem
ch7
sec2
q32
p305
sec-b
easy
math
asked
Dec 5, 2012
by
sreemathi.v
1
answer
Evaluate the definite integrals $\int\limits_0^{\pi}\large\frac{x\tan x}{\sec x+\tan x}$$\;dx$
cbse
class12
bookproblem
ch7
misc
q32
p353
sec-b
difficult
math
asked
Dec 2, 2012
by
sreemathi.v
1
answer
Show that the function defined by f (x) = | cos x | is a continuous function.
cbse
class12
bookproblem
ch5
sec1
q32
p160
sec-b
medium
math
asked
Nov 6, 2012
by
thanvigandhi_1
1
answer
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