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Mathematics, 26.07.2019 16:00 mosthatedpicky1

After a rainstorm, a rainbow appears across the sky in the shape of a parabola. the equation of the parabolic rainbow is y = −x 2 + 100, where 2x is the width and y is the height. how wide is the rainbow 25 miles above the ground?

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After a rainstorm, a rainbow appears across the sky in the shape of a parabola. the equation of the...

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