2/3 x (9+12) is 14. Hope it helps :)
Answer:
777.5
Step-by-step explanation:
777.54418176347
1.2 e⁻¹¹
Because you need a number between 1 and 10 for scientific notation. So you move the decimal over 11 places. Since you move it to the right, it becomes a negative exponent.
if we take 2100 to be the 100%, what is 273 off of it in percentage?