Question

multiplique os polinômios:

b) 2x + 5). (- 3x)=

c) (5a - 2)(2a - 3)=

d) 2c elevado a 2 - 5)(3a - 2)=

e) (2b + 3).(3c - 5)=

f) (5z - 3)(5z + 3)=​

Answer 1

Resposta:

b) -6x2 - 15x

c) 10a2-15a-4a+6= 10a2-19a

d) 3a2c2-4c2-15a+10

e) 2b3c-10b+9c-15

25z2+15z-15z-8 = 25z2-8