The circle C, with centre at the point A, has equation x2 + y2 – 10x + 9 = 0.
Find
(a) the co...
Mathematics, 02.03.2021 22:50 brevancci
The circle C, with centre at the point A, has equation x2 + y2 – 10x + 9 = 0.
Find
(a) the coordinates of A, (2)
(b) the radius of C, (2)
(c) the coordinates of the points at which C crosses the x-axis. (2)
Given that the line l with gradient is a tangent to C, and that l touches C at the point T,
(d) find an equation of the line which passes through A and T. (3)
Answers: 3
Mathematics, 21.06.2019 14:00
Me. drysdale earned 906.25 in interest in one year on money that he had deposited in his local bank if the bank paid an interest rate of 6.25% how much money did mr. drysdale deposit
Answers: 3
Mathematics, 21.06.2019 20:00
Given: ∆mop p∆mop =12+4 3 m∠p = 90°, m∠m = 60° find: mp, mo
Answers: 1
Mathematics, 21.06.2019 23:00
The weight of a radioactive isotope was 96 grams at the start of an experiment. after one hour, the weight of the isotope was half of its initial weight. after two hours, the weight of the isotope was half of its weight the previous hour. if this pattern continues, which of the following graphs represents the weight of the radioactive isotope over time? a. graph w b. graph x c. graph y d. graph z
Answers: 2
Mathematics, 21.06.2019 23:20
Point r divides in the ratio 1 : 5. if the coordinates of e and f are (4, 8) and (11, 4), respectively, what are the coordinates of r to two decimal places?
Answers: 2
Mathematics, 29.05.2020 19:57
Mathematics, 29.05.2020 19:57
Mathematics, 29.05.2020 19:57
History, 29.05.2020 19:57
Mathematics, 29.05.2020 19:57
Mathematics, 29.05.2020 19:57
Business, 29.05.2020 19:57
Mathematics, 29.05.2020 19:57
Social Studies, 29.05.2020 19:57
Mathematics, 29.05.2020 19:57
Mathematics, 29.05.2020 19:57