exam Maths Puzzle Numerical Ability

I am having a problem converting the linear to fractions of chart. I have got the answers to these questions, but don't know how to write them done in linear forms. I would really

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exam Other Question

sqrt35/144 Can someone please help me.

(7/10x^3-3/10x-1/8)-(-1/10x^3+3/10x-1/8)