Question

sum of first 10 terms of an AP is -150. Sum of next 10 terms of the AP is 550. Find the AP

Answer 1

sum of first n terms of an ap is dash 150 sum of next 10 terms of the ap is 50 50 find the AP

Answer 2

Step-by-step explanation: s10=-150

S20-s10=550

Apply the values to get a and d