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31 votes
31 votes
X3-5x2 + 2 = x3 + 17x

User Gerard Reches
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1 Answer

10 votes
10 votes
{ = square root thing


x3 -5x2 + 2 = x3 + 17x

Move the variables to the left

-5x2 + 2 -17x = 0

Record the terms

-5x2 - 17x +2 = 0

Change the signs

5x2 - 17x -2 = 0

Use the quadratic formula

X = -17 +/- {17x17 -7x5x-2/2x5

X=-17+/- { 289 + 40/10
X=-17 +/- {329/10

{329
47 7

Final answer
X3-5x2 + 2 = x3 + 17x-example-1
User Roman Mahotskyi
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2.8k points