Question

Find the common difference of the arithmetic progression 1/a 3-a/3a 3-2a/3a

Answer 1

Answer:

-1/3

Step-by-step explanation:

common difference

=2nd term-1st term

=(3-a)/3a-1/a

=1/3a(3-a-3)

=1/3a(-a)

=-1/3

Answer 2

$3 - a \div 3a - 1 \div a \\ \div 3a(3 - a - 3) \\ 1 \div 3a( - a) \\ = 1 \div 3$

$3 - a \div 3a - 1 \div a \\ \div 3a(3 - a - 3) \\ 1 \div 3a( - a) \\ = 1 \div 3$please mark answer as the brainlist answer please because I need brainlist answer please