Math, asked by keerthana016, 1 year ago

for the AP : -3,-7,-11.... FIND the value A30 - A20

Answers

Answered by HStar6389
9
D = -7 + 3
= -4

A20 = a + 19 d
= -3 + 19*(-4)
= -3 - 67
= -70

A30 = a + 29 d
= -3 + 29*(-4)
= -3 - 116
= -119

A30-A20 = -119 +70
= -40 answer..

RehanAhmadXLX: :-)
Answered by Debu0610
0

Answer:

-40 is answer

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