find the zeroes of the polynomial 2x square-9
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Zeroes of 2x²-9 are
⇒2x²-9=0
⇒2x²=9
⇒x²=9/2
⇒x=√9/2
⇒x= +3/√2 and -3/√2
⇒2x²-9=0
⇒2x²=9
⇒x²=9/2
⇒x=√9/2
⇒x= +3/√2 and -3/√2
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