(adsbygoogle = window.adsbygoogle || []).push({}); Problem with graphs

Hi!

I hope this is the right place to post this.

I'm having problem with this kind of problems. I hope you could explain step by step on how you're solving this. To be sure that I understand well I'm posting two examples. Both of them are from old math tests I'm reding to prepare myself for my test.

1:

y = 10sinx + csin2x

What'sc?

http://home.tiscali.se/21355861/bilder/graph1.PNG [Broken]

....

2:

y = 12sinx

y = 12sinx + dsinkx

What'sdandk?

http://home.tiscali.se/21355861/bilder/graph2.PNG [Broken]

I hope someone can explain this. Please don't just give me the answer because I want to understand it.

Thank you in advance

Edit: it should be graphs not graphes

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# Problem with graphes

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