if 1 is root of quadratic equation ax square -3(a-1)x-1 find a
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Answered by
1
Answer:
1
Step-by-step explanation:
If 1 is a root of equation then
a(1)^2-3(a-1)1-1=0
a-3a+3-1=0
-2a+2=0
-2a=-2
a=1
Answered by
1
Step-by-step explanation:
on substituting 1 in the equation we get
-3(a-1)1 - 1 = 0
-3a + 3 = 1
-3a = -2
a = 2/3
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