Mathematics, 19.01.2020 03:31 jadens25
If sin a= 12/13 in quad. 2 , cos b=-4/5 quad 3, how do i find sin (a+b) ?
Answers: 2
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Two blends of tea are mixed to make a blend that will be sold at the fair. black tea sells for $2.20 per pound and orange pekoe tea sells for $3.00 per pound. how much of each should be used to obtain a 4lb blend selling for $2.50 per pound?
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Mathematics, 21.06.2019 20:30
Which steps could be part of the process in algebraically solving the system of equations, y+5x=x^2+10 and y=4x-10
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If sin a= 12/13 in quad. 2 , cos b=-4/5 quad 3, how do i find sin (a+b) ?...
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