Advertisements
Advertisements
प्रश्न
Factorise the following:
`1/x^2 + 1/y^2 + 2/(xy)`
योग
Advertisements
उत्तर
`1/x^2 + 1/y^2 + 2/(xy) = (1/x)^2 + (1/y)^2 + 2(1/x) xx 1/y`
= `(1/x + 1/y)^2` ...[a2 + b2 + 2ab = (a + b)2]
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
Write the coefficient of x2 in the following:
`17 -2x + 7x^2`
Find the remainder when x3 + 3x2 + 3x + 1 is divided by 5 + 2x .
For what value of a is (x − 5) a factor of x3 − 3x2 + ax − 10?
In the following two polynomials, find the value of a, if x − a is factor (x5 − a2x3 + 2x + a + 1).
x3 − 6x2 + 3x + 10
y3 − 2y2 − 29y − 42
x3 − 3x2 − 9x − 5
If x + 2 is a factor of x2 + mx + 14, then m =
One factor of x4 + x2 − 20 is x2 + 5. The other factor is
Factorise the following:
m2 + 2mn – 24n2
