Math, asked by vaibhav5692, 1 year ago

show that the points A - 1, 1 5 7 and 8, 10 or collinear

Answers

Answered by pragnya143

1

1/2[-1(7-10) +5(10-1) +8(1-7) ]

1/2(-1×-3+5×9+8×-6)

1/2×(3+45-48)

1/2×(48-48)
0

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