samnatha
 Name:
 Samantha Malone
 School:
 About:
 i'm not great at maths but i will help anyone i can..love other subjects like chemistry and biology.. any questions on them feel free to ask :)
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Questions Asked

samnatha:
Group Title
help please !!
if 20% of the balls produced by the machine are defective find the probability that out of the 4 balls selected at random
…
 updated one year ago
 13 replies
 1 Medal
Mathematics

samnatha:
Group Title
three coins are tossed, each toss reaulting in head(H) or tails (T).
make out a sample space for the possible results and write down the pr…
 updated one year ago
 No Medals Yet
Mathematics

samnatha:
Group Title
in a particular game a player throws two fair dice together.
if their total is 7 or 11 he wins
if their total is 2,3 or 12 he looses
…
 updated one year ago
 22 replies
 1 Medal
Mathematics

samnatha:
Group Title
this circle is divided into 6 equal sectors.
you pay €10 to spin the arrow and you win the amount in the sector where the arrow stops.
wha…
 updated one year ago
 No Medals Yet
Mathematics

samnatha:
Group Title
this circle is divided into 6 equal sectors.
you pay €10 to spin the arrow and you win the amount in the sector where the arrow stops.
wha…
 updated one year ago
 No Medals Yet
Mathematics

samnatha:
Group Title
please help me i have some idea of what to do but i need help !
use de moivre's theorem to solve each of these questions. plot your soluti…
 updated one year ago
 10 replies
 No Medals Yet
Mathematics

samnatha:
Group Title
please help
A circle hast he line y = 2x as a tangent at the point (2, 4 ). The circle circle also passes through the point (4 , 2).
…
 updated one year ago
 9 replies
 1 Medal
Mathematics

samnatha:
Group Title
please help
A circle hast he line y = 2x as a tangent at the point (2, 4 ). The circle circle also passes through the point (4 , 2).
fi…
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

samnatha:
Group Title
please help and i can't differentiate so any other way let me know ?
find the equations of the tangents to these circles at the points giv…
 updated one year ago
 No Medals Yet
Mathematics

samnatha:
Group Title
please help find the equations of the tangents to these circles at the points given x^2 + y^2 +2x + 4y  12 = 0 (3, 1)
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

samnatha:
Group Title
please help
find the equations of the tangents to these circles at the points given
…
 updated one year ago
 No Medals Yet
Mathematics

samnatha:
Group Title
please help i've some idea of how to do it but i'm not sure ?
Find the equation of the circle which passes through the points P(3,2) and…
 updated one year ago
 55 replies
 2 Medals
Mathematics

samnatha:
Group Title
Find the equation of the circle which passes through the points P(3,2) and Q(0, 1) and has the line 2x  y + 4 =0 as a tangent at the poi…
 updated one year ago
 No Medals Yet
Mathematics

samnatha:
Group Title
help me please
Find the equation of the tangents to the circle x^2 + y^2  6x  2y  15 = 0 which are parallel to the line 3x + 4y + 10 = …
 updated one year ago
 40 replies
 1 Medal
Mathematics

samnatha:
Group Title
find the values of b for which the line 5x + by = 169 is a tangent to x^2 + y^2 =169...
please help
 updated one year ago
 22 replies
 1 Medal
Mathematics

samnatha:
Group Title
(i) show that if the circle x^2 + y^2 + 2gx + 2fy + c = 0 touches the y axis, then f^2 = c
(ii) using the result from part (i) find the…
 updated one year ago
 12 replies
 1 Medal
Mathematics

samnatha:
Group Title
pleasssse helpp me !
find the value of K for which x + 4y + K = 0 is a tangent to x^2 + y^2  2x + 2y  15 = 0
 updated one year ago
 5 replies
 1 Medal
Mathematics

samnatha:
Group Title
pleasssse helpp me !
find the value of K for which x + 4y + K = 0 is a tangent to x^2 + y^2  2x + 2y  15 = 0
 updated one year ago
 4 replies
 1 Medal
Mathematics

samnatha:
Group Title
find the value of K for which x + 4y + K = 0 is a tangent to x^2 + y^2  2x + 2y  15 = 0
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

samnatha:
Group Title
find the value of K for which x + 4y + K = 0 is a tangent to x^2 + y^2  2x + 2y  15 = 0
 updated one year ago
 6 replies
 No Medals Yet
Mathematics

samnatha:
Group Title
find the value of K for which x + 4y + K = 0 is a tangent to x^2 + y^2  2x + 2y  15 = 0
 updated one year ago
 No Medals Yet
Mathematics

samnatha:
Group Title
using the same axsis and scales graph the functions f(x)=x and g(x)= 2x  3
 updated one year ago
 17 replies
 No Medals Yet
Mathematics

samnatha:
Group Title
ok thanks while i have you i have to do this
using the same axsis and scales graph the functions f(x)=x and g(x)= 2x  3
 updated one year ago
 No Medals Yet
Mathematics

samnatha:
Group Title
prove that x²+2xy+3y²≥0 for all x, y E R
 updated one year ago
 22 replies
 1 Medal
Mathematics