Question

find the 10 th term of the ap,5,1,-3,-7,,,​

Answer 1

a=5

d=-4

t10=a+(n-1)d

=5+9(-4)

=5-36

=-31 is correct answer

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Answer 2

Answer:

-180

Step-by-step explanation:

AP = a×(n-1)×d

where a is first term that is 5 , n is the required term that is 10th and d is the common diffrence which is equal to = 1-5= -4

so here's your equation

AP = 5× (10-1) × -4 = -180