Question

class 10 The first four terms of an A.P whose first terms is -2, and the commom difference is -2,are a)-2,0,2,4 b)-2,-4,-6,-8 c)-2,4,-8,16 c)-2,-4,-8,-16

Answer 1

Answer:

gonna answer to this technology

first draw to this equation

derive step by step

terms for equation

n no of terms probability

43+56+67+89=463