exam Maths Puzzle Numerical Ability

What is Inverse Variation and how do you begin to graph the equation for an inverse variation?

Read Solution (Total 0)

exam Other Question

Solve by using the quadratic formula:

Z squared + 4z + 1 = 0
could someone help
simplify the expression a^-2b^3c^-2 / 4^1/2a^4bc^-1
this one is really confusing me