Mathematics, 30.09.2019 16:30, annalaurie7
Which of the following is not an identity? a: (cosx+sinx)^2=1+2cosx sinx b: 1+cos^2x/sin^2=1 c: tan^2x=sec^2x-sin^2x-cos^2x d: (tanx+cotx)^2=csc^2x+sec^2x
Answers: 2
Mathematics, 21.06.2019 16:00, Rainey1664
In the 30-60-90 triangle below side s has a length of and side r has a length
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Mathematics, 21.06.2019 17:00, Damani14
According to modern science, earth is about 4.5 billion years old and written human history extends back about 10,000 years. suppose the entire history of earth is represented with a 10-meter-long timeline, with the birth of earth on one end and today at the other end.
Answers: 2
Which of the following is not an identity? a: (cosx+sinx)^2=1+2cosx sinx b: 1+cos^2x/sin^2=1 c: ta...
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