Qualification > Math

c2 DOUBT

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Igcseboy:
Jan 2007 question 9 c

and June 2007 question 9 a and b

They are from edexcel mathmetics C2

anyones help will be apprecited

thanxxx

Saladin:
In 30 minutes.

astarmathsandphysics:
When i get up

halosh92:
could someone please solve this:

simplify the expression:

sin^4 thita  +   2sin^2 thita cos^2 thita + cos^4 thita

SGVaibhav:
do u mean this     

USING X instead of thita

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