donnequakirkland20 donnequakirkland20

11-12-2019
Mathematics

contestada

Use substitution to write an equivalent quadiatic equation
( 3x^2)^2+7(3x +2) -8=0

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ezgiguzel ezgiguzel

11-12-2019

Answer:

9x^4+21x+6=0

Step-by-step explanation:

( 3x^2)^2+7(3x +2) -8=0

((3^2)*(x^2)^2)+(7*3x)+(7*2)-8=0

9(x^4)+21x+14-8=0

9x^4+21x+6=0

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