exam Maths Puzzle Numerical Ability

Help with x^2+3x-5x-15

Read Solution (Total 0)

exam Other Question

if f(x)=x(x-1)(x-4)^2, use interval notation to give all values of x where f(x)>0 The speed of a stream is 6 mph. If a boat travels 72 miles downstream in the same time that it takes to travel 36 miles upstream, what is the speed of the boat in still water?