add or subtract by first simplifying each radical and then combining any like radicals. Assume that all variables represent positive numbers.

square root of 49x^2+ square root of 16x^2-17 square root of x

Thank you for the opportunity to help you with your question!

49x^2=7x

Square re of 16x^2=4x

7x+4x-17 sqrt x

11x-17 sqrt X. ..............Unfortunately, I may not have understood the question well!..be free to inquiry

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