exam Maths Puzzle Numerical Ability

I have to solve a compound inequality. This is from a worksheet from my teacher. It says x < 13 or x >= 65. It seems to me that because x is already simplified, I should just wr

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exam Other Question

Solve.

w^4 - 4w^2 - 2 = 0

What is the solution? w = _____ what is a domain? and how would i figure this out? is there an easy way to solve this?? can you please help thank you very much

Determine the domain of each relation.

28. y = / x-2

30. y = 4-x^2