Verify that 1/2,1and -2are the zeroes of cubic polynomial 2x^3+x^2-5x+2
Answers
Answered by
3
♠Answer♠
Superman : “ Try putting every value (1/2,1,-2) instead of 'x' in the equation , if every time the equation becomes zero , then you have verified that these are the zeroes !”
on putting 1 , u get :
2+1-5+2 = 0
on putting 1/2 ,
(2+8-10)/4 = 0
on putting -2 ,
-16+19+4+2 = 0
#SupermanINFINITY
Superman : “ Try putting every value (1/2,1,-2) instead of 'x' in the equation , if every time the equation becomes zero , then you have verified that these are the zeroes !”
on putting 1 , u get :
2+1-5+2 = 0
on putting 1/2 ,
(2+8-10)/4 = 0
on putting -2 ,
-16+19+4+2 = 0
#SupermanINFINITY
SupermanINFINITY:
-flies away-
Similar questions