What is the product of 2.5 x 10-15 and 3.9 ~ 10262 O 6.4 x 101
09.75 x 1011
O 6.4 x 1041
O 9.75 x 1041

The question is kind of confusing. if it's asking how many variations of answers can you give. then do 4^5 for your answer.this would be something like the first question could be a and the 2nd c or first b next c etc. if you can, ask the teacher for a better confirmation of what it's asking. if i'm assuming correctly what it's asking, it's 625 different variations.

The right answer should be 6 but your not very specific