Question

find the 10 term of an AP 7,5,3,1 by using nth formula​

Answer 1

Answer:

an=a+(n-1)d

is the formula

pls follow me pls my today's aim is 20

Answer 2

-11

Step-by-step explanation:

$a1 = 7 \\ \\ a2 = 5 \\ \\ common \: difference \: (d) = a2 - a1 = 5 - 7 = ( - 2) \\ \\ an = a + (n - 1)d \\ \\ = 7 + (10 - 1)( - 2) \\ \\ = 7 + 9( - 2) \\ \\ = 7 - 18 \\ \\ = ( - 11)$

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