Page 100 - Math Grade 11 (Advance)
P. 100
PROEUS DARA
5.3 H~i~SQiltiiiffHUlffiLn
I
tsi t'i:HU S'i~tnHl.Jll:ll'in tclh~tnstim nnru s ~ J'li'i§s1crm;r; ~s tusb ~stu
l.J l.J l.J U U £1 U U I I I I
cos( a+ b) = cosacosb- sinasinb
sin(a +b) = sinacosb + sinbcosa
= [cosb -sinbl [c~sa -sinallxl
sinb cosbj sma cosajlJJ
lx•J = [cosacosb- sinasinb -sinacosb- sinbcosallxl
lY" sinbcosa + sinacosb cosacosb- sinasinb J lJJ
lx•J = [cos(a +b) -sin(a + b ~ lxl
lJ" sin(a+b) cos(a+b)jlJJ
cos(a +b) = cosacosb- sinasinb
sin(a +b) = sinacosb + sinbcosa
0 I 0
rutmrlf!U 1
u
~:] = [cosacosb- sinasinb -sinacosb- sinbcosall2l
sinbcosa + sinacosb cosacosb- sinasinb J l1J
cos30°cos45°- sin30°sin45° -sin30°cos45°- sin45°cos30°l [2l
~:] = [
sin45°cos30° + sin30°cos45° cos30°cos45°- sin30°sin45° J 1j
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