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Select the correct location on the image.
David simplified a polynomial expression as shown.
Select the step where David made a mistake.
(4-x²) (3x+2)+(5x³-4x²-7)
Step 1
(12x+8-3x³-2x²)+(5x³-4x²-7)
Step 2 (-3x³+5x³) + (-2x²-4x²) +(12x) +(8−7)
2x³-6x² +12x+1
Step 3

Select the correct location on the image David simplified a polynomial expression as shown Select the step where David made a mistake 4x 3x25x4x7 Step 1 12x83x2 class=


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