2017 WAEC FURTHER MATHS ANSWER

NIGERIA ANSWERS

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1a )

g(x )=y

y= x + 6

x= y - 6

g^- f (x - 6)

=4- 5(x - 6)/ 2=4 - 5x + 30/ 2

=34 - 5x / 2

1b)

coodinate= (x 1+ x 2 / 2 ,y 1+ y2 / 2)

=(7- 2/ 2 ,7- 5/ 2 )=(5/ 2,2 / 2)

=(5/ 2,1 )

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