Question

What is a/(b/c) ?

Answer 1

ac/b

Answer 2

(a*c)/b

Answer 3

\[a_{i}^{2}\]\[\sum_{i-l}^{4} \]

Answer 4

imagine the upper equation on the side of the lower equation. Im not sure how to solve epsilons?

Answer 5

\[\sum_{i=1}^4 a_i^2\]?

Answer 6

this is
\[a_1^2+a_2^2+a_3^2+a_4^2\] but if you don't know what
\[a_i\] is you cannot compute anything

Answer 7

a1 is 1.00
a2 is 9.00
a3 is 8.00
a4 is 4.58