Question

a) (5a+7)^2

b) (2n-1)^2

c) (7×-a)^2

d) (4×+9)^2

e) (3×+2y)^2

f) (3a^2+1)^2

g) (2×^3-5)^2

h) (8×7a)^2

i) (6-a^3)^2 me ajudem prfv​

Answer 1

Explicação passo-a-passo:

a) (5a+7)^2=25a^2+70a +49

b) (2n-1)^2=4n^2- 4n +1

c) (7×-a)^2=49x^2-14ax+a^2

d) (4×+9)^2= 16x^2 + 72x+81

e) (3×+2y)^2=9x^2+12xy +4y

f) (3a^2+1)^2=9a^2+6a

g) (2×^3-5)^2=4x^6-20x^3+ 25

h) (8×+7a)^2=64x^2+ 112ax49a-^2

i) (6-a^3)^2=36x^6+36a^3+9