Question

a) 8x2 + 24x = 0 = 3
b! r? - 21x + 20 = 0
c) r? - 14x + 49 = 0
d) 2.x2 - 7x = -6
c) 1-121x2 = 0​

Answer 1

Resposta:

a)8x2+24x-3=0

b)x2-21x+20=0

c)x2-14x+49=0

d)2x2-7x+6=0

e)-121x2+1x+1=0