if 21, a, b and - 3 are in AP then find the value of (a + b)
Answers
Answered by
0
Answer:
answer is 18
Step-by-step explanation:
the missing answers are 13 and 5,a and b respectively
Answered by
0
Answer:
18
Step-by-step explanation:
Since they are in AP
Fixed difference
a - 21 = -3 -b
a + b = -3 + 21
a + b = 18
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