Saturday
December 7, 2013

# Posts by Tan

Total # Posts: 18

geometry (high school)
if there are two tangent circles that have two external tangent lines that intersect at a 60 degree angle, what is the ratio of the radii.

Math homework
when given 5,5,5,5,5 using the order of operations and parenthesesto make a true expression where would i place my -,+ *,/ to make the answer equal 1

Geometry
Hi, I have to use algebra to find the coordinates of the point where two lines intersect, the first line passes through the points 4,3 and 10,0 and the second line is y=6. Any ideas would be very much appreciated, many thanks

Math/modelling
Hi, I have a linear model with equation p =5.1t - 28, which concerns breeding pairs of birds where p is the number of breeding pairs and t is the year. I need to use this model to estimate the number of breeding pairs in year 15. I would assume to do this I just need to insert...

Algebra
Could someone tell me the solution for x^2 - 3x = 0, i know x = 3 but I just need to know how to get there please

physics
what would be the significance of the photoelectric effect graph if it a) passed through the origin b) had a positive y intercept

english
how to write instructions for turning someone into a toad

math
When two digits of thbase 10 representation of an inteer are intercharged, the diference bewen the old number and the new number is divisible by 9. Why? What happens in other bases? 10A + B - 10B -A= difference. This reduces to 9A - 9B 9(A-b)= difference. Of course it is divis...

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