exam
Maths Puzzle
Numerical Ability
4. Simplify:
3 - √[81] + (-2)3
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exam Other Question
Simplify the expression.
3y^2 + 5yz + 2z^2 / 2y^2 + 3yz + z^2
Write using positive exponents, and simplify if possible.
(-3x)^-2