find the following products :
(1) (z² + 2) (z² - 3)
(2) (3x - 4y) (2x - 4y)
(3) (3x² - 4xy) (3x² - 3xy)
(4) (x + 1/5) (x + 5 )
pls help me send me answer all the questions
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Answer:
(I) z^4+ 2z^2-3z^2-6
z^4+z^2 -6
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