The answer is 7
Your welcome
3.42 x 10^-5
or 32.4 x 10^-6
or 324 x 10^-7
Hope it helps.
Answer:
Last one
Step-by-step explanation:
Negative one times 6r is -6r and then that eliminates two of the four. the rest is common sense tbh.... but it is the last one. Hope this helps