Which function has a range of fyly <5}? ↑
f(x) = (x – 4)2 + 5
f(x) = -(x – 4)2 + 5
f(x) = (x - 5)2 + 4
f(x) = -(x - 5)2 + 4
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Suppose that the price p, in dollars, and the number of sales, x, of a certain item follow the equation 4 p plus 4 x plus 2 pxequals56. suppose also that p and x are both functions of time, measured in days. find the rate at which x is changing when xequals2, pequals6, and startfraction dp over dt endfraction equals1.5.