Mathematics, 10.01.2020 00:31 ashvinmsingh
Kwan hiked up a hill at 4 km/h and back down at 6 km/h. his total time was 3 h. how long did the trip up the hill take him
Answers: 1
Mathematics, 20.06.2019 18:02
Factor a^3 - 3 + 3a^2 - a. a) (a - 1)(a + 1)(a + 3) b) (a^2 + 1)(a - 3) c) (a^2 - 3)(a + 1)
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Mathematics, 21.06.2019 13:00
In triangle abc segment de is parallel to the side ac . (the endpoints of segment de lie on the sides ab and bc respectively). find de, if ac=20cm, ab=17cm, and bd=11.9cm;
Answers: 1
Mathematics, 21.06.2019 17:20
Adrawer contains 12 identical white socks, 18 identical black socks and 14 identical brown socks. what is the least number of socks you must choose, without looking, to be certain that you have chosen two socks of the same colour?
Answers: 3
Kwan hiked up a hill at 4 km/h and back down at 6 km/h. his total time was 3 h. how long did the tri...
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