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The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

If you answer 2+2 you will get over 80 points

The function y= x - 4x+ 5 approximates the height, y, of a bird, and its horizontal distance, x, as it flies from one fence post to another. all distances are in feet. complete the square to find and interpret the extreme value (vertex). select two answers: one extreme value and one interpretation.