Fsc Part 1 Mathematics (Complete Solution)

Q11
(2,6) ÷ (3,7)

(2,6) ÷ (3,7)

SOLUTION:

= (2,6) ÷ (3,7)

=
(2,6)
(3,7)

=
(2,6)
(3,7)
x
(3,-7)
(3,-7)

=
(2,6)(3,-7)
(3,7)(3,-7)

=
[(2)(3)-(6)(-7),(2)(-7)+(6)(3)]
[(3)(3)-(7)(-7),(3)(-7)+(7)(3)]

=
(6+42,-14+18)
(9+49,-21+21)

=
( 48 , 4 )
( 58 , 0 )

=
( 48 , 4 )
58
∴ (58,0)=58

= (
48
58
,
4
58
)

= (
24
29
,
2
29
)

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