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Solve for θ from 0 to 360 degrees [sin(2θ)]²- (cosθ+sinθ)=

If x = cos@ + isin@ , y = cos€ + isin€ ' prove that (x - y)/(x + y) = itan((@ - €))/2 step sir plz

A sells to B at a gain of 20%,B sells to C at a price A paid.what does B lose as a percentage? Plz show step with neat algebras i tried working it out i become angry with the question

The three real,distint and non-zero numbers a,b,c are such that a,b,c are in arithmetic progression and a,c,b are in geometric progression. Find the numerical value of the common ratio of the geometric progression.. Hence,find an expression in terms of a...

u make me confuse the more plz explain wel

they got 2/3 here in my text book 2/3=0.666 and u got 16.666 how

did not get the anser

its b

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