mckayreggie7
mckayreggie7 mckayreggie7
  • 20-06-2021
  • Mathematics
contestada

Expand & simplify ( 3 x − 2 ) ( 3 x - 2 ) + ( x + 6 ) ( x − 8 )​

Respuesta :

giftshilongo40 giftshilongo40
  • 20-06-2021

Answer:

x=2,92 or x=_1.51

Step-by-step explanation:

factories out all the brackets first

(3x_3)(3x_2)+(x+6)(x_8)

9x^2_6x_6x+4+x^2_8x+6x_48

add and sutract only like terms

10x^2_14x_44

solve the equation using the quadratic fomula

x =2.91 and x= _1.51

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