Question

poderiam me ajudar

b) (1,2)³ x (1,2)⁵​

Answer 1

$\left(1,\:2\right)^3\cdot \left(1,\:2\right)^5\\\\1.2^3\cdot \:1.2^5\\\\1.2^3\cdot \:1.2^5=1.2^{3+5}\\\\=1.2^{3+5}\\\\\:3+5=8\\\\=1.2^8\\\\1.2^8=4.29981696\\\\=4.29981696$