Making x the subject

jlzk SG

y=sq root (x-2)/(2x+1)

How to make X the subject i only know the first method with is squaring 2 sides so become

y^2=(x-2)/(2x+1)

Kindly guide and help me along please thanks

eagle SG

(2x+1) y^2 = x-2

2x y^2 - x = -2 -y^2
x(2y^2 -1) = -2 - y^2

x = (2 + y^2) / (1 - 2y^2)

jlzk SG

Thank you! =)

popikachu SG

sec 2 or sec 3 maths?

dbowie SG

O’level maths ..

Youngplainjuan SG

LOl. one look and i immediately figured it out. Get to poly or JC quick and these questions might seem like a breeze!

eagle SG

which is why although I was damn busy ytd, I still took that 1 min to answer mentally and type it out