Qualification > Math

CIE AS P1 Math Problem M/J 2010

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missbeautiful789:
Please help me with this math problem, im doing AS, so don't use some funky A2 compound angle equations and shtuff.

see question attached, there just 1 mark each. so 3 quick questions

Thank you  in advance

nid404:

--- Quote from: missbeautiful789 on October 11, 2010, 04:40:08 pm ---Please help me with this math problem, im doing AS, so don't use some funky A2 compound angle equations and shtuff.

see question attached, there just 1 mark each. so 3 quick questions

Thank you  in advance

--- End quote ---

You need to know the functions

tan(=-k

tan= 1/k

sin x= cosx X k

S.M.A.T:
U must now this common relation:
sin(180-x)=sinx ,
cos(180-x)=-cosx,
sin(90-x)=cosx
cos(90-x)=sinx

Deadly_king:

--- Quote from: asiftasfiq93 on October 11, 2010, 05:45:42 pm ---U must now this common relation:
sin(180-x)=sinx ,
cos(180-x)=-cosx,
sin(90-x)=cosx
cos(90-x)=sinx



--- End quote ---

+ rep Asif

This question........especially the third one was haunting my mind as well ;)

nid404:
oh only in terms of k :/ My bad.

+ rep asif  :)

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