Question

11. In scientific notation, (6.2 x 104) x (3.3 x 102 ) equals ____________________.

Answer 1

`The\ scientific\ notation:a\cdot10^n\ where\ 1\leq a \ \textless \ 10\ and\ n\in\mathbb{Z}\\\\(6.2\cdot10^4)(3.3\cdot10^2)=(6.2\cdot3.3)(10^4\cdot10^2)=20.46\cdot10^(4+2)\\\\=2\underbrace{0}_(\leftarrow1).46\cdot10^6=2.046\cdot10^(6+1)=2.046\cdot10^7`