- Find the largest open intervals where the function is concave upward f(x)= x^2 + 2x + 1?

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I need help with 2 unusual factoring problems. Problem 1: 4x^4+32x^3+47x^2-8x-12
Problem 2: x^6 - x^4 - x^2 + 1? Are we completely surrounded by other galaxies both above and below the plane of our milky way galaxy? or are they mostly above us? What mass of CH4 is contained in a 461 mL sample of CH4 at −59◦C and 330 torr? Answer in units of g.? A car is traveling at 50 mph goes around a curve that has a radius of 75 feet. what is the car s angular velocity in revolutions per minute? Why are seeds important in the life cycle of plants?