Question

URGENTE!! Pra hoje,pf!!

a) 5x+2x-3x =
b) -5x²y+4x²y =
c) 8x³y³ + 9x²y²- 5x³y³ - 4x²y² =
d) (6xy) . (8x²y) =
e) (-4xy².za²) . (5x²y^7a^6) =
f) (10x²y³z) . (6x²y) =
g) (50a³b ) : (5a² b) =
h) (9x²y³ +2xy²- 4y^4) (2x³-3x³y+6) =
i)(96a^5b^8c^4xy^5z²) : ( 2a²b^12xy^10z) =
j) 7x¹ (3x³-2y+5) =
k) -6a³b³ (-3a³b+4ab²3) =
l) 2a²bc ( 3a³b-2a²c+3b² + 2a²b²c²) =

Obs: ^ = elevado

Answer 1

a)5x+2x-3x
7x-3x
4

b)-5x²y+4x²y
-x²y

c)8x³y³+9x²y²-5x³y³-4x²y²
3x³y³+5x²y²
x²y²(3xy+5)

d)(6xy)(8x²y)
6xy.8x²y
48x³y²

e)(-4xy²za²)(5x²y^7a^6)
9-4a²xy²z)(5a^6x²y^7)
-20a^8x³y^9z

f)(10x²y³z)(6x²y)
10x²y³z.6x²y
60x^4y^4z

g)(50a³b)(5a²b)
50a³b.5a²b
250a^5b²

h)(9x²y³+2xy²-4y^4)(2x³-3x³y+6)
18x^5y³-27x^5y^4+54x²y³+4x^4y²-6x^4y³+12xy²-8x³y^4+12x³y^5-24y^4

i)(96a^5b^8c^4xy^5z²):(2a²b^12xy^10z)
96a^5b^8c^4xy^5z²/2a²b^12xy^10z
48a³c^4z/b^4y^5

j)7x¹(3x³-2y+5)
7x(3x³-2y+5)
21x^4-14xy+35x

k)-6a³b³(-3a³b+4ab²3)
-6a³b³(-3a³b+12ab²)
18a^6b^4-72a^4b^5

l)2a²bc(3a³b-2a²c+3b²+2a²b²c²
6a^5b²c-4a^4bc²+6a²b³c+4a^4b³c³