Question

Agrupe e determine coeficientes a,b,c
a) 8+2x+2+3x+5x²-1-3x²=0
b) 3x²-3x+x²-2x+3=0

Answer 1

a) 8+2x+2+3x+5x²-1-3x²=0
5x²-3x²+2x+3x+2-1+8=0
2x² + 5x + 9 = 0
a= 2
b= 5
c= 9

b) 3x²-3x+x²-2x+3=0
3x²+x²-3x-2x+3=0
4x² - 5x + 3 = 0 
a= 4
b= - 5
c= 3