Advertisements
Advertisements
प्रश्न
Factorise the following:
x² + 10x + 24
योग
Advertisements
उत्तर
Product = 24, sum = 10
Split the middle term as 6x and 4x
x² + 10x + 24 = x² + 6x + 4x + 24
= x(x + 6) + 4(x + 6)
= (x + 6)(x + 4)
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
Write the degrees of each of the following polynomials
`7x3 + 4x2 – 3x + 12`
Show that (x + 4) , (x − 3) and (x − 7) are factors of x3 − 6x2 − 19x + 84
Find the value of a, if x + 2 is a factor of 4x4 + 2x3 − 3x2 + 8x + 5a.
Find the values of a and b so that (x + 1) and (x − 1) are factors of x4 + ax3 − 3x2 + 2x + b.
If both x + 1 and x − 1 are factors of ax3 + x2 − 2x + b, find the values of a and b.
3x3 − x2 − 3x + 1
x4 − 2x3 − 7x2 + 8x + 12
Factorise the following:
y2 – 16y – 80
Factorise the following:
`1/x^2 + 1/y^2 + 2/(xy)`
Factorise:
2x3 – 3x2 – 17x + 30
