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If x is equals to 3 + root 8 find the value of x raise to 2 + 1 upon X raise to 2 |
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Answer» 18+6√8Step-by-step EXPLANATION:x=3+ (given)⇒=?x²=(3+√8)²=9+8+6√8=17+6√8⇒=(17+6√8+1)/17+6√8= (18+6√8)/(17+6√8) × (17-6√8)/(17-6√8) [Rationalizing the denominator]= (306+6√8-288)/(289-288)= (18+6√8)/1= 18+6√8Hope it HELPS...Mark this ANSWER as Brainliest PLZ... |
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