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5 articles trouvés pour ce sujet.
-4 squared and (-4) squared 2009-09-29
Andrea pose la question :
Is -4 squared the same as (-4) squared? I am thinking the first is -16 and the second is +16. I am trying to clarify for my students.
Penny Nom lui répond.
Using FOIL for (2x - 6)^2 2007-05-18
TONI pose la question :
I am having a problem finding examples of how to solve (2x-6)^2.
Stephen La Rocque lui répond.
Squaring numbers 2006-10-08
Timothy pose la question :
did anyone ever try to teach that the easiest way to find the next square in a group of numbers is to add the next odd number in the sequence. for example: 1 squared is 1, 2 squared is 4,difference of 3.the next odd number is 5 so the next square would be 4 +5 or 9
Paul Betts and Penny Nom lui répond.
(a+b) squared and a squared plus b squared 2001-11-14
Kristen pose la question :

(a+b)2 = a2 + b2

Is this true for all whole numbers, and why?

Penny Nom lui répond.
Squaring the circle 2001-10-23
Margaret pose la question :
I have the following question that I cannot answer on my own (I don't know where to begin): Is it possible construct a square whose area will equal the area of a given circle? Please Explain why or why not.
Penny Nom lui répond.



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