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anonymous
 one year ago
What is factored version of b^216
anonymous
 one year ago
What is factored version of b^216

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jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.0hint1: 16 is a perfect square; 16 = 4^2 hint2: a^2  b^2 = (ab)*(a+b) is the difference of squares rule

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.0that's part of it

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.0example: 9x^2  25 = (3x)^2  5^2 = (3x5)(3x+5)

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.0(b4)(b4) is close but not quite there

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.0I recommend expanding that out to confirm the answer

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Thank you :) can you help with a couple more??

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Y^22y15 Would it be (y5)(y+3) ?

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.0you are correct

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Okay :) what about 3x^2+9x?

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.0hint: factor out the GCF

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.0hint: \[\Large 3x^2 + 9x\] \[\Large 3x*x + 3x*3\] \[\Large \color{red}{3x}*x + \color{red}{3x}*3\]

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.0do you see how there's the common factor of 3x? we can factor it out to get 3x(x+3) if you distribute the 3x back in, you should get the original expression back

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.0dw:1442547042355:dw

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.0dw:1442547055091:dw

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.0dw:1442547069453:dw

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.0dw:1442547082026:dw

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Could you explain how to find the answer?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Wait is the answer 3x(x+3) ??

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.0yeah it's as factored as much as possible

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Thank you :) I have 3 more questions for you okay?

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.0ok start a new question to avoid clutter
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