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Sep 25, 2014
Assessing students' progress in reading, writing, math, science and social studies doesn't have to depend upon paper, pencil and bubble sheets!
Sep 22, 2014
Danny
Hey can you help me to solve this question?
the pilot flying the mail plane is cruising at an altitude of 4500 m when she looks out of the left window and sees one house at an angle of depression of 17. out of the right window, she spots another house at an angle of depression of 13. how far apart are two houses, to the nearest kilometer
the pilot flying the mail plane is cruising at an altitude of 4500 m when she looks out of the left window and sees one house at an angle of depression of 17. out of the right window, she spots another house at an angle of depression of 13. how far apart are two houses, to the nearest kilometer
Sep 23, 2014
The app can be found on the App Store: [link removed]
Sep 22, 2014
I NEED HELP RIGHT NOW PLEASE AND THANK YOU!
Sep 6, 2014
That 3 means cubed.
view previous comments
beth
On 9/06/14, ganka wrote: > (x+2)3 > > That 3 means cubed.
hihih
what is 2+2
4 (2c)> 7c-9
Sep 2, 2014
harpazo
On 9/02/14, Stab wrote: > how do i multiply radicals? > I want to know for a homework, Maybe you can help me?
Here is a general rule:
Let sqrt = square root for short
(1) sqrt{a} times sqrt{b} = sqrt{ab}. (2) sqrt{a} times sqrt{a} = a
Let us apply the rules to two questions.
Sample A
sqrt...See More
Here is a general rule:
Let sqrt = square root for short
(1) sqrt{a} times sqrt{b} = sqrt{ab}. (2) sqrt{a} times sqrt{a} = a
Let us apply the rules to two questions.
Sample A
sqrt...See More
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Teacher Chatboards
The factors of 210 are NOT 2^4 because, as you note, 2^4 does not equal 210.
You may be thinking of a situation in which the factors of a number are repeated. For example 24 = 2*2*2*3 and ...See More