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Mathematics, 21.06.2019 15:00

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

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Mathematics, 21.06.2019 17:50

Apainting measures 2 meters by 1 meter. a frame shop charges $21.51 per meter for a wooden frame. how much would it cost to buy a frame for the painting?

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Mathematics, 21.06.2019 21:10

Hey free points ! people i have a few math questions on my profile consider looking at them i have to get done in 30 mins!

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Mathematics, 21.06.2019 23:50

Quick graph the line for y+2=32(x+4) on the coordinate plane. does anyone know the cordinates will mark brainliest.

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