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anonymous
 one year ago
Which shows 51^2  49^2 being evaluated using the difference of squares method?
anonymous
 one year ago
Which shows 51^2  49^2 being evaluated using the difference of squares method?

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0512  492 = 2601  2401 = 200 512  492 = (51 + 49)(51  49) = (100)(2) = 200 512  492 = (51  49)2 = 22 = 4 512  492 = (2601 + 2401)(2601  2401) = 1,000,400

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0C. because difference of squares is like factoring. Taking two numbers and then squaring or factoring them (depending if it's a quadratic equation or not).

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Can you help me with one more?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Which of the following best describes the graph of f(x) = x2  3x  10?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Minimum at (1.5, 12.25) with intercepts at (5, 0) and (2, 0) Minimum at (1.5, 12.25) with intercepts at (5, 0) and (2, 0) Minimum at (3.5, 2.25) with intercepts at (5, 0) and (2, 0) Minimum at (3.5, 2.25) with intercepts at (5, 0) and (2, 0)

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0easier if you post anew, more eyes

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0That would be A. Look at www.desmos.com the calculator will be useful. Just type the equation and then see what points land on that equation.

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Thanks :D I wish I could give you two medals Dx

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Lol you can give me a medal for this question I answered for someone else: http://openstudy.com/study#/updates/55c29d5ae4b08de2ded201be

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0And you're welcome! :D
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