22MATS11

The GCD of (172,20) is

• 1

• 4

• 5

• 20

Find the Euler function of 565 is

• 115

• 113

• 448

• 300

• 4

• 20

• 5

• 11

• 4

• 2

• 3

• 7

The encryption formula in RSA algorithm is:

The eigenvalues of the given matrix is :

• -3,-5

• 1,3

• -1,-3

• 3,5

The Rayleigh's power method is used to find :

• To find the rank of the matrix

• the dominant eigen value and its corresponding eigen vector

• characteristic equation

• to find the solution of the system of equations

The expression for the temperature function using Newton's law of cooling is: