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If α,β are roots of the equation x2+5(√2)x+10=0, α>β and Pn=αn−βn for each positive integer n, then the value of (P17P20+5√2P17P19P18P19+5√2P218) is equal to

Answer» If α,β are roots of the equation x2+5(2)x+10=0, α>β and Pn=αnβn for each positive integer n, then the value of (P17P20+52P17P19P18P19+52P218) is equal to


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