Um carro consome 1 litro de combustível para percorrer 14 km. O motorista fez uma viagem que durou 3h30min utilizando esse carro e...
simplify x/y * p/q
A solution is made of water and pure milk. If 70% of the solution is water, how many milliliters of pure milk
are in 1 liter of t...
A tensile load of 500 N is applied to a circular rod of diameter 5mm . The normal stress is approximately
simplify x/y*p/q
1 1/7 + 2 9/14 + 3 3/4 =
simplify x/y . p/q
1 1/7 + 2 9/14 + 3 3/4
-21/8÷7/10
zeroes of the polynomial p(x) = 2x square - 9 - 3x