Determine os produtos notaveis
a- (6+3)²
b- (12-4)²
c- (15-6)²
d- (x²-4y)²
e- (6 + x)²
f- (3x + 7)²
g- (y+10x)²
h- ( 4x+12x)²
i- (a³+1)²
j- (x²-y²)²
k- (x²+2y)²
l- (x+1/3)²
m- (x/2+y/2)²
se não souber tudo responde oque sabe obg
Soluções para a tarefa
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a- (6+3)² =
6² + 2.6.3 + 3² =
36 + 36 + 9 = 81
b- (12-4)² =
12² - 2.12.4 + 4² =
144 - 96 + 16 = 64
c- (15-6)² =
15² - 2.15.6 + 6² =
225 - 180 + 36 = 81
d- (x²-4y)² =
(x²)² - 2.x².4y + (4y)² =
x⁴ - 8x²y + 16y²
e- (6 + x)² =
6² + 2.6.x + x² =
36 +12x +x²
f- (3x + 7)²
(3x)² + 2.3x.7 + 7² =
9x² + 42x + 49
g- (y+10x)² =
y² + 2.y.10x + (10x)² =
y² + 20xy + 100x²
h- ( 4x+12x)² =
(4x)² + 2.4x.12x + (12x)² =
16x² + 96x² + 144x² = 256x²
i- (a³+1)² =
(a³)² + 2.a³.1 + 1² =
a⁶ + 2a³ + 1
j- (x²-y²)² =
(x²)² - 2.x²y² + (y²)² =
x⁴ - 2x²y² + y⁴
k- (x²+2y)² =
(x²)² + 2.x².2y + (2y)² =
x⁴ + 4x²y + 4y²
l- (x+1/3)² =
x² + 2.x.1/3 + (1/3)² =
x² + 2x/3 + 1/9
m- (x/2+y/2)² =
(x/2)² + 2.x/2.y/2 + (y/2)²
x²/4 + 2xy/4 + y²/4
6² + 2.6.3 + 3² =
36 + 36 + 9 = 81
b- (12-4)² =
12² - 2.12.4 + 4² =
144 - 96 + 16 = 64
c- (15-6)² =
15² - 2.15.6 + 6² =
225 - 180 + 36 = 81
d- (x²-4y)² =
(x²)² - 2.x².4y + (4y)² =
x⁴ - 8x²y + 16y²
e- (6 + x)² =
6² + 2.6.x + x² =
36 +12x +x²
f- (3x + 7)²
(3x)² + 2.3x.7 + 7² =
9x² + 42x + 49
g- (y+10x)² =
y² + 2.y.10x + (10x)² =
y² + 20xy + 100x²
h- ( 4x+12x)² =
(4x)² + 2.4x.12x + (12x)² =
16x² + 96x² + 144x² = 256x²
i- (a³+1)² =
(a³)² + 2.a³.1 + 1² =
a⁶ + 2a³ + 1
j- (x²-y²)² =
(x²)² - 2.x²y² + (y²)² =
x⁴ - 2x²y² + y⁴
k- (x²+2y)² =
(x²)² + 2.x².2y + (2y)² =
x⁴ + 4x²y + 4y²
l- (x+1/3)² =
x² + 2.x.1/3 + (1/3)² =
x² + 2x/3 + 1/9
m- (x/2+y/2)² =
(x/2)² + 2.x/2.y/2 + (y/2)²
x²/4 + 2xy/4 + y²/4
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