1.) y = sinx + cos x + tanx
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Answer:
I don't know ok pa
Step-by-step explanation:
i don't know ok pa very sorry
Answered by
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Answer:
y = 1 + tanx
=1 + sinx ÷ cosx
= cosx + sinx ÷ cosx
= 1 ÷ cosx
= secx
y = secx
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