a) \(a^3.a^5=a^{3+5}=a^8\)
b) \(x^7.x.x^4=x^{7+1+4}=x^{12}\)
c) \(3^5.4^5=\left(3.4\right)^5=12^5=248831\)
d) \(8^5.2^3=8^2.\left(8.2\right)^3=64.16^3=262144\)
a)a3*a5=a8
b)x7*x*x4=x12
c)35*45=(3*4)5=125
d)85*23=215*23=218
a) a3.a5=a3+5=a8
b)x7.x.x4=x7.x1.x4=x7+1+4=x12
c)35.45=(3.4)5=125
d)85.23=215.23=215+3=218
a, \(a^3\cdot a^5=a^{3+5}=a^8\)
b,\(x^7.x.x^4=x^{7+1+4}=x^{12}\)
c,\(3^5.4^5=\left(3.4\right)^5=12^5\)
d,\(8^5.2^3=8^5.8=8^{5+1}=8^6\)