Mathematics, 02.06.2021 19:20 bree1926
Find the exact value of the expression using the provided information. Find cos(A + B) given that cos A = - 1/4 with A in quadrant III, and cos B with B in quadrant III
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Mathematics, 21.06.2019 19:10
Labc is reflected across x = 1 and y = -3. what are the coordinates of the reflection image of a after both reflections?
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Mathematics, 21.06.2019 20:30
Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*
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Mathematics, 22.06.2019 00:20
One file clerk can file 10 folders per minute. a second file clerk can file 11 folders per minute. how many minutes would the two clerks together take to file 672 folders?
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Mathematics, 22.06.2019 02:20
The students at jefferson middle school are raising money for a charity by selling t-shirts and hats. the number of t-shirts sold was 3 times the number of hats. the profit was $5 for each t-shirt sold and $2.50 for each hat sold. the students raised $840 for the charity. they used the system below to analyze their success and found the solution to be (144, 48). 5x+2.50y=840 x=3y how much did they earn from t-shirt sales?
Answers: 2
Find the exact value of the expression using the provided information.
Find cos(A + B) given that c...
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