Evaluate the following expression below. Show your solution. k(x) = 3x2 −1, k (−3) 2x + 4  f (x) = 2x2 + 5 x- 9 ; f (5x − 2)

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Q: t0) = {Ax2 -1. [5x + 4, for x < 0, 4x2 - 1, for x20 10+

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A: (a)       12x2+3x+π=0x=-3±9-4.12.π2.12  =-3±9-2π1  =-3±9-2πorx=-4.6483, -1.3517

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Q: evaluate the expression -x+4yz−x+4yz when x=-2x=−2, y=-1y=−1 show substitution and solve it

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Q: Find the number of units x that produces a maximum revenue R in the given equation. R = 108x2/3 −…

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