an important question from the book -ML aggarwal( avichal publication)class 10th , chapter9, arithmetic progression …….. This type of question has been asked in paper. so please solve it in detail. we have been asked

Clasa 10, ML Publication,

Check whether -150 is a term of the AP 11, 8, 5, 2?

Arithmetic Progression Chapter 3 question no. 7(i)

# Check whether -150 is a term of the AP 11, 8, 5, 2?

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This answer was edited.## D=−3

a+(n−1)d=−151

11+(n−1)−3=−151

11−3n+3=−151

−3n=−165

n=55

55thterm