exam Maths Puzzle Numerical Ability

How can you tell if an two equations are perpendicular or parallel?

Read Solution (Total 0)

exam Other Question

A radioactive isotope has a half-life of 3000 years. If a sample of this isotope origanally has a mass 30g, what equation would model the mass of this sample over time? What would its mass be after 5 hours?

4 1/3 divided by (-2 1/4)