Question

solve for the value of:3x^3‐11x‐20=0​

Answer 1

Question , 3x² - 11x - 20 = 0

Solution ,

• 3x² - 11x - 20 = 0

• 3x² - 15x + 4x - 20 = 0

• 3x ( x - 5 ) + 4 ( x - 5 ) = 0

• ( x - 5 ) ( 3x + 4 ) = 0

=> x-5 = 0 or 3x+4 = 0

=> x = 5 or x = -4/3

Value of x is , 5 or -4/3

Answer 2

Step-by-step explanation:

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