Question

2
d-b d-c
a-ba-c
(iv)
+
= (a-d)?
1
+
2
b
с
с
b
a
6 ь
c с
[Hint :
k= c = dk, b = dk² and a = dk3.]
11
=
6
C с
d​

Answer 1

Answer:

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Step-by-step explanation: