fatty18
20.10.2021 •
Mathematics
4.
The circle x2 + y2 – 8x + 2y = 0 passes through the origin O. Line OA is a diameter to this circle.
In this question you must use detailed reasoning.
(i) Find the equation of the line 0 A, giving your answer in the form ax + by = 0, where a and b
are integers.
[5]
(ii) The tangent to the circle at point A meets the x-axis at the point B. Find the area of triangle
ОАВ.
[6]
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Ответ:
0.71= 71/100
Just choose a fraction between those two.