Important questions of quadratic equations pls fast i will mark brainiest
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word problems:
motorboat , upstream n downstream , train ..
find all the roots of a QE...
that's all i think would come
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(1)A plane left 30 minutes later than the scheduled time and in order to reach the desination, 1500km away in time. It has to increase the speed by 100km/h from the usual speed.
(2)A motor boat whose speed is 18 km/hr in still water takes 1 hour more to go 24 km upstream than to return downstream to the same spot. Find the speed of stream.
(3)If difference of two number is 5 and difference of of their reciprocal is 5/14. Find the two number.
these are the most important , if u master in this u can do any problem
please mark as brainliest
AbhiramVijay:
Brainiest
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