11/05/14

#### How many inches tall?

Kelly is using 3-inch square tiles to cover a 4-foot by 2-foot area. The tiles are 0.5 inches tall. If the tiles were stacked on top of each other to create a tower, how many inches tall would the...
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10/25/14

#### Word problem.

A college student is traveling to santo domingo on spring break. He purchased 21 traveler's check worth $510, in denominations of $10, $40, or $50. He bought 4 times as many as $10 checks as $50...
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08/14/14

#### Newtons law of cooling

Sir Isaac Newton investigated the cooling process of water temperature and showed that the temperature change is exponential in time and can be predicted byTdiff=T0e-ktWhere Tdiffis the difference...
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08/14/14

#### answer for two-column proof

Given: Two concentric circles with center O and line ABCD intersecting both. Lines BC and AD are chords of circle O.
To Prove: Line AB is congruent to line CD.

07/17/14

#### how do i find the slope of a line if its AB and A's numbers are (-3,2) and B's numbers are (1,-4)

algebra 2 slope

07/15/14

#### Can you recommend me a good textbook for this course?

Can you please recommend me a good textbook for the course "Complex Variables with Applications"?

07/13/14

#### In 2006, there were 750 students enrolled in an online training program, and in 2010, there were 974 students enrolled in the pro

In 2006, there were 750 students enrolled in an online training program, and in 2010, there were 974 students enrolled in the program. Let y be enrollment in the year x, where x = 0 represents the...
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02/17/14

#### What is the solution set for 4+ {X - 1} =11?

the brackets are supposed to be absolute value bars

02/16/14

#### A text book in 1945 stated that it takes 800,000 years for light to reach us from Andromeda Galaxy , BUT IT IS NORMALLY SAID IN TEXTBOOKS THAT IT TAKES 2, 500,

YEARS, what DOES THIS SAY ABOUT A SCIENTIFIC FACT AND HOW KNOWLEDGE CHANGES WITH TIME . CAN SOMEONE PLEASE EXPLAIN THIS FOR ME

01/26/14

#### which of the following classify x^4 +400?

Radical expresion
Polunomial
Difference of two squares
monomial
complex conjugate

01/15/14

#### X+1/6=5/6 x= ?

Trying to check my sons homework and I don't know what the heck I am doing! Thanks!

12/30/13

#### how to write an exponential function

how do i write an exponential function that models this situation where ,y, is the amount of Grace's investment and ,x, is time in years.
"Grace deposits $1000 in a mutual fund earning 9.5%...
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12/30/13

#### how to write an exponential function for a fractal tree

using the table based on a factral tree how do i write an exponential function.
Step Number of Branches
0 1
...
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12/27/13

#### how do i write and solve a system of linear equations for a story problem

scott orders a 3 topping pizza for 15.25 and a 5 topping pizza for 17.75. write and solve a system of linear equations to find the price of a plain cheese pizza (no toppings) and the cost of each...
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12/27/13

#### how do you solve the linear equation 4x - y = 5 and 4x + 4y = -4 using substituation AND elimination

please solve both ways and show steps. thank you

11/27/13

#### volume of wood in trees

The volume of wood V in a tree varies jointly as the height h and the square of the girth g. (girth is the distance around the tree.) If the volume of a redwood tree is 216 m^3 when the height is...
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11/27/13

#### find the distance from point p at (3,-4) to line one that crosses points (-5,2) and (-2, 6)

Geometry question! Please help ASAp

#### how to solve 2(3^x)=12

Cant remember the proper way to solve
2(3x)=12 I get to 2(log3)=log12

11/19/13

#### marco has 37 fewer cars than ahmed. they have a total of 249. how many does each boy have

how may does each boy have

10/17/13

#### What Two Numbers Come Next In The Sequence?? HELP

What Comes Next In The Sequence????
15 , 16 3/4 , 18 1/2???
HELP!!!

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