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anonymous
 one year ago
Simplify: (sin Θ − cos Θ)2 + (sin Θ + cos Θ)2
anonymous
 one year ago
Simplify: (sin Θ − cos Θ)2 + (sin Θ + cos Θ)2

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Nnesha
 one year ago
Best ResponseYou've already chosen the best response.2let sinx = x cos x= y \[\huge\rm (xy)^2 +(x+y)^2\] (xy)^2 is same as (xy)(xy) apply foil method

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.2familiar with the foil method ?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0hm could you help me out a little bit more

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.2alright so foil (xy)(xy) here is an example a(b+c) multiply both terms by a a times b+a times c

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.2dw:1438884851326:dw first multiply 2nd parentheses by x and then multiply by y

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0would the answer be cos^2 with the 0 with the line through it

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.2nah how did you get that . show your work.

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0ok so would it be 0 or 2?

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.2how did you get that are u just guessing or did you worke it out?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0can you tell me the answer please

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.2no I can't if you just need an answer better to use google for that :=)

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.2let me know if you need to know how it works i will happy to help you :=)
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