Use a half-angle identity to find the exact value of cos 15 degrees.
a. √2+√3 /2
b. √2-√3 /2<...
Mathematics, 16.02.2021 20:00 aliyahedwards94
Use a half-angle identity to find the exact value of cos 15 degrees.
a. √2+√3 /2
b. √2-√3 /2
c. √2+ √3
d. √2 - √3
Answers: 2
Mathematics, 22.06.2019 05:00
Catherine saved some money and plans to add the same amount each week to her savings account. the table represents the number of weeks that she will save, x, and the total amount of money that she will have in her account, y. weeks, x dollars in account, y 4 74 6 86 9 104 11 116 which linear equation represents catherine’s situation?
Answers: 3
Mathematics, 22.06.2019 05:30
Carl is boarding a plane. he has 22 checked bags of equal weight and a backpack that weighs 4 \text{ kg}4 kg. the total weight of carl's baggage is 35 \text{ kg}35 kg.
Answers: 3
Mathematics, 13.07.2019 18:20