Prove.
cos 40 ร cos 80 ร cos 160 = -1/8...
Answers: 3
Mathematics, 21.06.2019 14:30
Describe in detail how you would construct a 95% confidence interval for a set of 30 data points whose mean is 20 and population standard deviation is 3. be sure to show that you know the formula and how to plug into it. also, clearly state the margin of error.
Answers: 3
Mathematics, 21.06.2019 17:00
16. you're planning to buy a boat, a motor, and some miscellaneous boating equipment. the boat costs $325, the motor costs $225, and the equipment costs $79. if you've saved $438 toward these purchases, how much more do you need to save? a. $181 b. $281 c. $291 d. $191
Answers: 3
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
Mathematics, 21.06.2019 17:30
In parallelogram abcd the ratio of ab to bcis 5: 3. if the perimeter of abcd is 32 find ab
Answers: 1
Mathematics, 16.01.2020 08:31
History, 16.01.2020 08:31
Mathematics, 16.01.2020 08:31
English, 16.01.2020 08:31
English, 16.01.2020 08:31
Mathematics, 16.01.2020 08:31
Social Studies, 16.01.2020 08:31
Biology, 16.01.2020 08:31
Mathematics, 16.01.2020 08:31
Mathematics, 16.01.2020 08:31
Biology, 16.01.2020 08:31
Geography, 16.01.2020 08:31