Advertisements
Advertisements
Question
Verify whether the indicated numbers is zeroes of the polynomials corresponding to them in the following case:
`f(x) = lx + m , x = - m/1`
Advertisements
Solution
`f ( x) = lx + m and x = - m/l`
put `x=-^m/l ⇒f ( ^-m/l)=lxx(^-m/l)+m=-m+m=0`
`∴x=-m/l`is aroot of `f(x)=lx=m`
APPEARS IN
RELATED QUESTIONS
Verify whether the following zeroes of the polynomial, indicated against them.
p(x) = x2, x = 0
Verify whether the following zeroes of the polynomial, indicated against them.
p(x) = lx + m, `x = – m/l`
Find the zero of the polynomial in the following case:
p(x) = x – 5
Find the zero of the polynomial in the following case:
p(x) = 3x – 2
Verify whether the indicated numbers is zeroes of the polynomials corresponding to them in the following case:
`f(x)=x^2- 1,x=1,-1`
Verify whether the indicated numbers is zeroes of the polynomials corresponding to them in the following case:
`g(x)=3x^2-2,` `x=2/sqrt3 2/sqrt3`
Find the zero of the polynomial of the following:
p(x) = 2x + 5
If p(x) = x + 3, then p(x) + p(–x) is equal to ______.
0 and 2 are the zeroes of t2 – 2t
Find the zeroes of the polynomial in the following:
g(x) = 3 – 6x
