The 3 rd term if an arithmetic sequence is 19 and the 9 term is -5 find a and b
2 answers
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a+2d=19
a+8d=-5
6d=-24
d=-4
a=19-2(-4)=19+8=27
not sure what you u meant about b?
that just all you need to do
check my question above and see if you can help me plz or ask someone you think can help
i guess all our tutors are still sleeping 😂 😂
a+8d=-5
6d=-24
d=-4
a=19-2(-4)=19+8=27
not sure what you u meant about b?
that just all you need to do
check my question above and see if you can help me plz or ask someone you think can help
i guess all our tutors are still sleeping 😂 😂
2 answers