kadinmorgan kadinmorgan

19-02-2019
Mathematics

contestada

Find the value of b and c
PLEASE SHOW WORK!

b(3x[tex]x^{2}[/tex]-2x+c) = 9[tex]x^{2}[/tex] - 6x+15

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

19-02-2019

Answer:

b=3

c=5

Step-by-step explanation:

b(3x^{2}-2x+c) = 9x^{2} - 6x+15

Distribute

3b x^2 -6x +bc = 9x^2 -6x +15

Each term must be equal

3bx^2 = 9x^2

3b = 9

Divide by 3

3b/3 = 9/3

b =3

bc = 15

3c =15

Divide by 3

3c/3 = 15/3

c =5

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