exam
Maths Puzzle
Numerical Ability
What experession reaised to the fourth power is 81x^12y^8z^16?
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exam Other Question
In an isosceles triangle, two sides are equal. The third side is 75% of the length of one of the equal sides. Find the length of each side when the perimeter is 165cm.
Which two expressions are equivalent? Explain your reasoning.
-sqrt, sqrt-36, -6