Answer:

y = (x + 1) (x - 1) (x - 3)
Use the distributive property to multiply x+1 by x-1 and combine like terms.
y = (x² - 1) (x - 3)
Use the distributive property to multiply x² - 1 by x - 3.
<u>y = x³ - 3x² - x + 3.</u>
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Answer:

Step-by-step explanation:

Substitute x=3 and y=-6 in the expression.

Evaluate.



Answer:
10 minutes is 600 seconds.
600 / 20 = 30
30 * 12 = 360 ice cones