Advertisements
Advertisements
प्रश्न
Factorise the following:
t² + 72 – 17t
Advertisements
उत्तर
Product = +72, sum = –17
Split the middle term as – 9t and – 8t
t² – 17t + 72 = t² – 91 – 8t + 72
= t(t – 9) – 8(t – 9)
= (t – 9)(t – 8)
APPEARS IN
संबंधित प्रश्न
Identify polynomials in the following:
`f(x)=4x^3-x^2-3x+7`
If `f(x)=2x^2-13x^2+17x+12` find `f(0)`
Find the remainder when x3 + 3x2 + 3x + 1 is divided by \[x - \frac{1}{2}\].
Find the value k if x − 3 is a factor of k2x3 − kx2 + 3kx − k.
In the following two polynomials, find the value of a, if x + a is a factor x4 − a2x2 + 3x −a.
3x3 − x2 − 3x + 1
x3 − 23x2 + 142x − 120
If x + 2 and x − 1 are the factors of x3 + 10x2 + mx + n, then the values of m and n are respectively
If (x − 1) is a factor of polynomial f(x) but not of g(x) , then it must be a factor of
Factorise the following:
p² – 6p – 16
