Question

a)(3.7)^5.(3.7)^2=
b)(5x y^2).(2x^2y^3)=
c)(a^2.b)^2.(a.b)^3=
d)(7xy^2)^2(x^3y^2)^4=​

Answer 1

Resposta:

A. (3.7)⁵ . (3.7)² = (21)⁵.(21)² = (21)^7

B. (5xy²) . (2x²y³) = 10x³y⁵

C. (a².b)² . (a.b)³ = a⁴.b² . a³.b³ = a^7. b⁵

D. (7xy²)² . (x³y²)⁴ = 49x²y⁴. x¹²y^8 =

49x^14 y¹²