find the following product-(y²+5/7)(y²-14/5)
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4
Step-by-step explanation:
y^4 -14/5y+5/7y^2-70/35
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given (y²+5/7)(y²-14/5)
Step-by-step explanation:
=(y²)²+y²(5/7-14/5)+5/7×-14/5
=y⁴+y²(25-98/35)-2
=y⁴-73/35y²-2
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