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<h3>(i) Statement :</h3><h3>To find the value of 3x^3-9x . We need to evaluate the cube of both sides of the given equality, try to write maximum expressions in terms of x and then try to write the left hand side in the form 3x^3-9x .</h3><h3>(only for Explaination) </h3><h3>Steps in Attachment</h3><h3>Last Step = 3x^3 - 9x = 10</h3>
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Answer:
Step-by-step explanation:
Step 1: Subtract 8 from both sides:
Step 2: Divide both sides by 7:
Get your answer: