book Maths Puzzle Numerical Ability

if (x) = -2/5x+7
a. evaluate and simplify f(-2)

b. solve f (x() = -3

Read Solution (Total 0)

book Other Question

Two canoeist can paddle 10.0 km/hr in still water. They paddle across a straight river that is 2.00 km wide and has a current of 5.00 km/hr. Calculate:
A. how far downstream th how do I find the vertix and focus of this equation y2-2y+12x-35=0