Question

If for an ap a1+a3+a5=-12, what is the value of a2+ a4

Answer 1

Step-by-step explanation:

a1+a3+a5 =-12

=a9=-12

=a=-12/9

:a=-1.333

a2=2*1.333

=2.666

a4=4*1.333

=5.332

:a2+a4=2.666+5.332

=7.998