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vera_ewing
 one year ago
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vera_ewing
 one year ago
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Nnesha
 one year ago
Best ResponseYou've already chosen the best response.3let cos theta = x so replace all cos with x \[\huge\rm (xx)^2+(x+x)^2\] now solve

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.3try again... you don't have to use a calculator it's just like (22)^2+ (2+2)^2

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.3do you mean (22)^2+(2+2)^2 = 16 ??

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.3\[\huge\rm \color{ReD}{(xx)^2}+(x+x)^2\] now solve xx= ?? x+x= ?? solve the parentheses

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.3yes right \[\huge\rm \color{ReD}{(0)^2}+(2x)^2= ??\]

vera_ewing
 one year ago
Best ResponseYou've already chosen the best response.0So the answer is B?

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.3yes right now replace x with cos theta = answer

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Hey Vera its me starlord6200
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