Mathematics, 15.12.2019 00:31, iloveporche6364

Idon't understand how to answer questions 8, 10, 11, and 12. i have already answered all the other questions on the paper. the way that i solved the other questions doesn't work on these ones as the answer i get is negative.
p. s. file with questions is attached

Idon't understand how to answer questions 8, 10, 11, and 12. i have already answered all the other q

Answers: 3

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Idon't understand how to answer questions 8, 10, 11, and 12. i have already answered all the other q...