Question: Calculate the square root of 169 and add it to the square root of 64, then divide the result by the square root of 36. Round your answer to two decimal places.
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Question: Factorize the expression 3x^2 + 9x - 18 using the distributive property. (
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Question: Find the limit as x approaches 3 of (2x+1)/(x^2-9) + (3-x)/(x-3)