exam
Maths Puzzle
Numerical Ability
find the radius of the circle x^2+ y^2-4x-6y-5=0
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exam Other Question
Divide and simplify.
2z-2/77 divided by z-1/22z
Thank you for any help you can give me.
Simplify by taking roots of the numerator and the denominator.
3 sqrt (343x^14 / y^3)
3 is an exponent
Thank you for any help!!