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Find the exact value by using a halfangle identity.
sin (7π/8)
 one year ago
 one year ago
Find the exact value by using a halfangle identity. sin (7π/8)
 one year ago
 one year ago

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HeroBest ResponseYou've already chosen the best response.1
@Lukecrayonz, you're the one who works for tutoring company.
 one year ago

AFleming42Best ResponseYou've already chosen the best response.0
Well I sure don't....
 one year ago

LukecrayonzBest ResponseYou've already chosen the best response.0
We don't tutor high levels anymore=[ And I've only finished precalc lol
 one year ago

LukecrayonzBest ResponseYou've already chosen the best response.0
@Hero thats why I called my hero.
 one year ago

HeroBest ResponseYou've already chosen the best response.1
Just pick an appropriate half angle identity and apply it to the problem.
 one year ago

AFleming42Best ResponseYou've already chosen the best response.0
Easier said than done.
 one year ago

AFleming42Best ResponseYou've already chosen the best response.0
Or you could explain it to me.
 one year ago

HeroBest ResponseYou've already chosen the best response.1
I'm still waiting on OS to install a donate button for answering peoples questions
 one year ago

saifoo.khanBest ResponseYou've already chosen the best response.0
Are you familiar with these formulas? @AFleming42 http://www.freemathhelp.com/images/halfangles.png
 one year ago

AFleming42Best ResponseYou've already chosen the best response.0
@saifoo.khan Have I seen them? Yes. Do I understand how the heck to use them? No....
 one year ago

precalBest ResponseYou've already chosen the best response.0
I agree with AFleming42, same thing here (see them, maybe done them correctly)
 one year ago

saifoo.khanBest ResponseYou've already chosen the best response.0
The formula requires the values of angles divided by 2. See here:
 one year ago
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