exam Maths Puzzle Numerical Ability

how do you solve 2log(x)+log2 (x-1)=2

Read Solution (Total 0)

exam Other Question

fractoring trinomials by grouping
60p^4+81p^3+27p^2
solve the following system of equations using matrices
x-y+4z=6
2x+z=1
x+5y+z=-9

is it (0, 1, -2)??