Question

3
3
3
(a + 3)" - 3a 3(a + 3)
AB
7
3
a
a3
3
Example 3.47 Ifa, ß are the roots of the equation 2.rº -1-1=0, then form the
32
(ii)
whose roots are (1)
(ii) aº3, B'a (iii) 2a + 3,28 + a
3
Solution 2x2 - 2-1=0 here, a = 2, b = -1, c= -1
-6
atß=
-(-1)
2
1
1
2
-
; 23
2
a
1
1
(i) Given roots are
ti
B
1
1
=-1
Sum of the roots
+
a + 8
QB
B
a
1
2.
1
1
1
1
Product of the roots
-2
B
al
1
The required
(Sum of the roots) + (Product of​

Answer 1

Answer:

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