subject
Mathematics, 08.10.2019 18:50 whatsittoya4261

Verify the identities.

cos(4u) = cos^2(2u) - sin^2(2u)
[cot^2(x)/csc(x)+1] = {1-sin(x)/sin(x)]
sin(x+ pi/2)=cos(x)
plz .

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 12:30
Write the equation below the represents the line passing through the point (-3, -1) negative one with a slope of 4
Answers: 2
question
Mathematics, 21.06.2019 21:00
When george started his current job, his employer told him that at the end of the first year, he would receive two vacation days. after each year worked, his number of vacation days will double up to five work weeks (25days) of payed vacation. how many vacation days will he have in 4 years
Answers: 1
question
Mathematics, 21.06.2019 22:30
There are 93 calories in a small candy bar how many calories are ther in a half dozen small candy bars?
Answers: 2
question
Mathematics, 21.06.2019 23:00
An elevator travels 310 feet in 10 seconds. at that speed, how far can't his elevator travel in 12 seconds?
Answers: 1
You know the right answer?
Verify the identities.

cos(4u) = cos^2(2u) - sin^2(2u)
[cot^2(x)/csc(x)+1] = {1-si...
Questions
question
Mathematics, 02.07.2019 04:30
question
Mathematics, 02.07.2019 04:30
question
Mathematics, 02.07.2019 04:30
Questions on the website: 13722359