Verify as an identity: cos(90°+x) = -sinx
i'm not sure how to go about this question...
Mathematics, 23.08.2019 14:00 mikeeway33
Verify as an identity: cos(90°+x) = -sinx
i'm not sure how to go about this question
Answers: 1
Mathematics, 22.06.2019 00:00, sarahmolina246
Plz answer asap! i will reward brainliest and 12 points for these three questions!take notice: these three questions are completely different! 1) what is the percentage of sugar in the syrup made of 10 kg of water and 4 kg of suugar? 2) what was the original price if after 10% discount it became $450? 3) at first a price was decreased by 12%, then it was disounted again by an additional 5%. what is the percent of the total discount? , and remeber i will award brainliest and 12 points!
Answers: 1
Mathematics, 22.06.2019 00:30, JGottem6489
If you invest 1,500 today in a bank that gives you a 5 percent annual interest rate, which of these items can you buy in two years? a. electronics worth $1,650 b. fitness equipment worth $1,700 c. a holiday package worth $2,000
Answers: 2
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