Question

}" alt="\frac{b^{-2} }{b^{4} }" align="absmiddle" class="latex-formula"> in scientific notation

Answer 1

Answer: $\frac{1}{b^6}$   or $b^{-6}$  

Step-by-step explanation:

$\frac{b^-2+2}{b^4+2}$   Add the exponent two to both sides.  After adding -2 and     2 you get 0 and any number raised to the zero power is one. And 4 plus two is 6

$\frac{b^0}{b^6}$   = $\frac{1}{b^6}$