Question

find the 10th term from the end of Ap -1, -5, -9...... -151
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Answer 1

Answer:

-37

Step-by-step explanation:

a1 = -1 =a

a2 = -5

d = a2 - a1

d = -5 - (-1)

d = -4

An = a+(n-1)d

A10 = -1 + (10-1)*(-4)

A10 = -1 + (9*-4)

A10 = -1 + (-36)

A10 = -37