What is the sum of the first 7 terms of the series -8 + 16 – 32 + 64 - ... ?
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This is the number of parts out of 100, the numerator of a fraction where the denominator is 100. submit

F(x) = x2 − 9, and g(x) = x − 3 f(x) = x2 − 4x + 3, and g(x) = x − 3 f(x) = x2 + 4x − 5, and g(x) = x − 1 f(x) = x2 − 16, and g(x) = x − 4 h(x) = x + 5 arrowright h(x) = x + 3 arrowright h(x) = x + 4 arrowright h(x) = x − 1 arrowright

The radius of a sphere is 3 inches. which represents the volume of the sphere?