use suitable Identity to find the following
(y^2+3/2) (y^2-3/2)
please fast
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Answer:
y^4 -9/4
Step-by-step explanation:
since (a+b) (a-b)
a^2-b^2
(y^2-3/2)(y^2+3/2)
y^4 -9/4
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