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Which method of preparing a cash flow statement starts with the net income?
(a)Indirect method
(b)Direct method
(c)Both direct and indirect methods
(d)None of the above

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Important Questions on Continuity and Differentiability
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Let be any invertible matrix. Then which one of the following is not always true?

EASY
Let be three matrices such that , and Then the is

EASY
If and , then is equal to

HARD
Using elementary row transformations, find the inverse of the matrix .

HARD
If , find . Use it to solve the system of equations

HARD
Find the inverse of the matrix using elementary operations.
.

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If and are two non-zero square matrices of the same order then Implies both A and B must be singular.

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Let and If is a positive real number such that and then

HARD
Let be a non-singular square matrix of order Then is equal to:

EASY
Variations caused by mutation, as proposed by Hugo de Vries, are:

HARD
If is a matrix such that , then is equal to

EASY
Find the order and the degree of the differential equation: .

EASY
If is the inverse of a matix then the sum of all values of for which is:

EASY
The order and the degree of the differential equation are respectively

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Differentiate with respect to .[Write your answer as decimal only]

HARD
If and then verify that

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Given , compute and show that .

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If is the adjoint of a matrix and , then is equal to

