Math, asked by mohith4933, 1 month ago

If TanA= -12 / 5 and 630°<A<720º find value of cos A/2

plz answer this fast

Answers

Answered by tejasbijapur

1

If TanA= -12 / 5 and 630°<A<720º find value of cos A/2

soln== cosa/2=5/2

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