What is 78 divided by 6

Look at this expression. a3b3c a-3b-3c-1 which of the following is the simplest form of the expression above?

If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s?

The sum of the first eight terms of an arithmetic progression is 9m + 14. the fifth term of the06 progression is 2m - 6, where m is a constant. given that the first term of the progression is 26,find the value of the common difference, d and thevalue of m.