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Shadi
Questions (1)
If [angle]D is a right angle and lines PN, FG, and BD are parallel to each other, prove
[angle]SPN ~ [angle]SFG ~ [angle]SBD
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Answers (1)
Ester present is 2 moles, because first of all, 4=x^2/(1-x)(1-x) solve it and it will turn out to be this 3x^2-8x+4 x=2 so the ester is 2 =
