If (x-3) and (x-1/3) are factors of ax^2 +5x+b, prove that a=b
Answers
Answered by
1
Answer:
Step-by-step explanation:
x-3=0
x=3
put it in the eq.
9a+15+b=0
9a+b=-15---1
x-1/3=0
x=1/3
a/9+5/3+b=0
(a+15+9b)/9=0
a+15+9b=0
a+9b=-15
subtracting 1 and 2
9a+b=-15
a+9b=-15
(-) (-) (+)
________
8a - 8b =0
8(a-b)=0
a-b=0
a=b
utsavmjoshi:
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Answered by
0
Answer:
Step-by-step explanation:
put values of roots in equation
then subtract them from each other
u will get ur answer
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