Brande Jeffs, Math Tutor

In a rectangular coordinate system, the center of a circle has coordinates ( 5 , 12 ), and the circle touches the x-axis at one point only. What is the radius of the circle?

http://www.huffingtonpost.com/entry/historic-tile-discovery-gives-math-world-a-big-jolt_55d3e39ce4b07addcb4495ba?utm_hp_ref=science&ir=Science§ion=science&kvcommref=mostpopular&ncid=fcbklnkushpmg00000063

Historic 'Tile' Discovery Gives Math World A Big Jolt A team of mathematicians has wowed the math world with their discovery of a new kind of pentagon capable of "tiling a plane"--that is, fitting together on a flat surface without overlapping or leaving

Of the following, which is greater than 1/2?
A) 2/5
B) 4/7
C) 4/9
D) 5/11
E) 6/13

Why can’t atheists solve exponential equations?

Because they don’t believe in higher powers.

The Mandelbrot Set

https://www.facebook.com/georgehtakei/photos/a.223098324386295.105971.205344452828349/1255041181191999/?type=1

Math is everywhere.

At a mother-child breakfast, the ratio of mothers to children was 3 to 5. If 155 children were at the breakfast, how many mothers attended? And Happy Mothers Day!

HAPPY Pi DAY!!
This one only happens every 100 years.

If 4(x+y)(x-y)=40 and x-y=20, what is the value of x+y?

A farmer has 15 cows, all but 8 die. How many does he have left?

Set S below consists of the squares of the positive integers.

How many numbers in S are greater than 50 but less than 200?

S = {1, 4, 9, 16, . . . }

A) 5
B) 6
C) 7
D) 8
E) 9

I smiled throughout this. 😄

The magic of Fibonacci numbers Math is logical, functional and just ... awesome. Mathemagician Arthur Benjamin explores hidden properties of that weird and wonderful set of numbers, the Fibonacci series. (And reminds you that mathematics can be inspiring, too!)