6th grade math ! C: help please
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Mathematics, 05.05.2020 08:45 hdhdhd49jdhd
6th grade math ! C: help please
Answers: 1
Mathematics, 21.06.2019 15:00, peytonamandac9114
Which sum or difference identity would you use to verify that cos (180° - ∅) = -cos ∅? a. sin (α -β) = sin α cos β – cos α sin β b. cos (α -β) = cos α cos β – sin α sin β c. cos (α -β) = cos α cos β + sin α sin β d. sin (α + β) = sin α cos β + cos α sin β
Answers: 2
Mathematics, 21.06.2019 18:00, heids17043
Ageologist had two rocks on a scale that weighed 4.6 kilograms together. rock a was 0.5 of the total weight. how much did rock a weigh?
Answers: 1
Mathematics, 04.12.2021 01:10
Mathematics, 04.12.2021 01:10
Mathematics, 04.12.2021 01:10
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Mathematics, 04.12.2021 01:10