Question

(2 - s)(2 + s)(s2 + 4) пж помагите
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Answer 1

Ответ:

$(2-S)(2+S)(S^{2} +4)\\(2^{2} -S^{2})(S^{2}+4)\\(4-S^{2})(S^{2}+4)\\4S^{2}+16-S^{4}-4S^{2}\\-S^{4}+16$