Math, asked by aishwaryajena57, 4 months ago

2. ପ୍ରମାଣ କର :
sin(A-B)
COSA.cosB
i)
tanA - tanB,

Answers

Answered by yuvi21yr

0

Answer:

sin(A-B))/cosAcosB = (sinAcosB - cosAsinB)) / cosAcosB =

sinAcosB/cosAcosb - cosAsinB/cosAcosB = sinA/cosA - sinBcosB = tanA - TanB

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