book Maths Puzzle Numerical Ability

Find the real solution, if any. Use quadratic formula and calculator.
x^2+sqrt2x-2=0

Thanks Caroline

Read Solution (Total 0)

book Other Question
simplify: (x^2-6x+8)/(x^2+3x-28) *(x^2+6x-7)/(x^2-3x+2) log6x=3