In a right triangle ABC, C is the right angle. What does sinA equal?
1. cos(90 - A)
2. sin(90...
Mathematics, 08.01.2021 07:40 DM3449
In a right triangle ABC, C is the right angle. What does sinA equal?
1. cos(90 - A)
2. sin(90 - A)
3. cosB
4. Both the first and 3rd choice are correct
Answers: 2
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Factor the polynomial 4x4 β 20x2 β 3x2 + 15 by grouping. what is the resulting expression? (4x2 + 3)(x2 β 5) (4x2 β 3)(x2 β 5) (4x2 β 5)(x2 + 3) (4x2 + 5)(x2 β 3)
Answers: 1
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Aresearch study is done to find the average age of all u.s. factory workers. the researchers asked every factory worker in ohio what their birth year is. this research is an example of a census survey convenience sample simple random sample
Answers: 2
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