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Which sum or difference identity could be used to prove that sin(π + q) = -sin q is...
Mathematics, 27.05.2020 20:07 winnie45
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Which sum or difference identity could be used to prove that sin(π + q) = -sin q is an identity?
A: cosπcosq - sinπsinq
B: cosπcosq + sinπsinq
C: sinπcosq - cosπsinq
D: sinπcosq + cosπsinq
Answers: 2
Mathematics, 21.06.2019 12:40, imhorribleatmath90
The price of a particular stock is represented by the linear equation , where x represents the number of weeks the stock has been owned and y represents the price of the stock, in dollars. if this relationship continues, what is the price of the stock after it has been owned for 12 weeks? $92.55 $94.37 $100.52 $114.39
Answers: 3
Mathematics, 21.06.2019 17:10, makaylashrout77
Which of the following expressions is equal to 2x^2+8
Answers: 2
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