Question

HELP WORTH 50 POINTS AND ILL GIVE U BRAINLEST IF ITS RIGHT

Evaluate. Express your answer in scientific notation.
7.2 x 10^-6 + 6.3 x 10^-6

Answer 1

Answer:

$1.35*10^{-5}$

You can simply convert them to their decimal form, then add and then make it scientific notation after you're done.

Hope this helps!