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0:01:29

if 2x + y = 13 and 4x - y = 17. Find the value of (x - y)

0:01:00

if one zero of the quadratic polynomial is x^2 + 3x + k is 2 find the value of k.

0:01:30

If one of the zeroes of quadratic polynomials is (k - 1)^2+ kx + 1 is -3

0:01:46

If alpha and beta are the zeros of polynomial p(x)= 4x^2 - 3x - 7, then ( 1/ alpha + 1/ beta) is equ

0:02:57

Find the zeroes of quadratic polynomials x^2 + 15 = 0 & verify the relationship between

0:02:03

What should be added to the quadratic polynomial x²-5x+4 so that 3 is a zero of the resulting ?

0:01:05

if alpha and beta are the zeros of the polynomial x^2 - 1

0:01:38

If alpha and beta are the zeroes of the polynomials

0:01:12

Find the HCF of 612 and 1314 by using prime factorisation.

0:00:51

The number 385 can be expressed as a product of prime factor as

0:01:21

To number are in the ratio of 2:3 and LCM is 180. Find the HCF.

0:01:24

The ratio of HCF to LCM of the least prime number and least Composite number

0:01:38

Given that HCF (2520, 6600) = 40, LCM (2520, 6600) = 252 x k

0:01:51

The LCM of two prime numbers and is 221.Find the value of 3p-q

0:01:23

A smallest irrartional number by which under root 20 should be multiplied so as to get a rational.

0:02:12

A father is three times old as his son. In 12 year time, he will be twice as old his son

0:03:01

Half of the difference beteen to number is 2. te sum of the reate number and twice the smalle numebr

0:01:41

The pair of linear equation 2x = 5y + + and 15y = 6x - 18 represent to lines

0:01:31

If 2x + y = 13 and 4x - y = 17 find the value of (x - y)

0:01:17

The pair of linear equation x+2y+5 and -3x=6y-1 has

0:02:32

if -5 is a root of the equation 2x^2 + px - 15 = 0

0:01:46

Solve the value of x and y

0:01:20

if 1 is the root of the equation ay^2 + ay +3 = 0 and y^2 + y +b= 0 then find the value of ab

0:01:37

If tanθ+cotθ=5, find the value of tan2θ+cot2θ