Rad - 2.

$1,5\cdot {10}^1\mathrm{J}1,5\; \backslash cdot\; 10^\{1\}\; \backslash mathrm\{~J\}$

$1,5\cdot {10}^2\mathrm{J}1,5\; \backslash cdot\; 10^\{2\}\; \backslash mathrm\{~J\}$

$1,5\cdot {10}^3\mathrm{J}1,5\; \backslash cdot\; 10^\{3\}\; \backslash mathrm\{~J\}$

$1,5\cdot {10}^4\mathrm{J}1,5\; \backslash cdot\; 10^\{4\}\; \backslash mathrm\{~J\}$