(a) If the first 3 terms of an A.P. are x-1
..+1, 2x+3 then x is
Answers
Answered by
2
⬤
⬤
⬤
⇒200 = 0*(10) + 1/2(a*(10)²)
⇒200 = 1/2(a*100)
⇒200 × 2 = a × 100
⇒400/100 = a
⇒4 = a
⇒
Answered by
9
AP = x-1, x+1, 2x+3
a = x-1
d = x+1-(x-1)
= x+1-x+1
= 2
n = 3
a + (n -1)d = 2x+3
x-1 +2(2) = 2x+3
x-1+4 = 2x+3
3-3 = 2x-x
0 = x
# value of X = 0
plz Follow me plz mark as brainlist answer and plz thank me
Similar questions