book Maths Puzzle Numerical Ability

I need a help.

Use the method of "Completing the Square" to solve the following quadratic equations:

3x(x-1)=4

Read Solution (Total 0)

book Other Question

Please help again.



4) For a fixed rate, a fixed principal amount, and a fixed compounding cycle, the return is an exponential function of time. Using the formula, , let r =
expand the brackets in the following

x(3-y)
(x+1)(x+2)
az(z2+bz)
(x+y)(x-y)