Mathematics, 21.06.2021 20:00, venecia53
1:prove that the tangent at the point (1,-2) to the circle x²+y²=5 also touches the circle x²+y²-8x+6y+20=0 .Also find the point of contact.
2:find the length of tangent to the circle
3x²+3y²-7x-6y=12 drawn from (6,-7)
Answers: 2
Mathematics, 21.06.2019 13:30, jasarochel
The variable z is directly proportional to x, and inversely proportional to y. when x is 4 and y is 13, z has the value 1.2307692307692. what is the value of z when x= 9, and y= 20
Answers: 2
Mathematics, 21.06.2019 19:00, Keekee9847
What is the equation of the line in point-slope form? y+ 4 = 1/2(x+4) y-4 = 1/2(x + 4) y-0 = 2(x - 4) y-4 = 2(8-0)
Answers: 2
1:prove that the tangent at the point (1,-2) to the circle x²+y²=5 also touches the circle x²+y²-8x+...
Mathematics, 10.12.2019 08:31
Mathematics, 10.12.2019 08:31
Chemistry, 10.12.2019 08:31