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Reflect the point (7,0) across the y-axis

Use the method of cylindrical shells to find the volume v generated by rotating the region bounded by the given curves about y = 8.8y = x3, y = 0, x = 4use the method of cylindrical shells to find the volume v generated by rotating the region bounded by the given curves about y = 8.8y = x3, y = 0, x = 4

What is the equation of the line that passes through (-3,-1) and has a slope of 2/5? put your answer in slope-intercept form