Question

dados os polinomios.
A=3x^2+6x+9
B=4x^2-2x+8
C=3x^2-x+9

a.A+B
b.A-B
c.A+C
d.C-A
e.B+C
f.B-C
g.B-A

2. Efetue as subtracoes.

a.(-2d^2-4d+6)-(d^2-7d+8)
-2d^2-4d+6+d^2+7d-8
-2d^2-11d-14+7d

b.(25^3-7x^2+5x)-(25x^3-7x^2+5x)
25x^3-7x^2+5x-25x^3+7x^2-5x
32x^3+32-10x

c.(44x^2-15+5)-(-4x^2+12)
44x^2-15x+5+4x^2+12
48x^2-27+5
48x^2-33

d.(3y^2+3xy+4y^2)-(y^2+x^2+2xy)
3y^2+3xy+4y^2-y^2-x^2-2xy
3y^2+7-5xy

Answer 1

tambem preciso dessa