ex 1.6 class 9
Shashee Kant Sharma
September 15, 2020
Question 1:
Find:
(i)
(ii)
(iii)
Solution:
(i)
=
=
=
(ii)
=
=
=
(iii)
=
=
=
Question 2:
Find:
(i)
(ii)
(iii)
(iv)
Solution:
(i).
=
=
=
(ii)
=
=
=
(iii)
=
=
=
(iv)
=
=
=
Question 3:
Simplify:
(i)
(ii)
(iii)
(iv)
Solution 3:
(i)
=
=
=
(ii)
=
(iii)
=
=
=
(iv)
=
=