- Evaluate cos^2(5pi/12)-sin^2(5pi/12)?

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Write an equation of a parabola in standard form? y=-x^2-4x+5? A rectangular floor is 7 yards long and 4 yards wide. What is the area of the floor in square feet? Compare and contrast endocytosis, exocytosis, and phagocytosis? List the two stages of photosynthesis, a brief description of each, and where they occur in the chloroplast.? Development of coastal ecosystems lasted a few years?