the 4th term of a G.P. is square of its second term,and the first term is -3. Determine its 7th term
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Answered by
9
let the common ratio be r
ist term = -3
4th term = -3r^3
2nd term = -3r^1 = -3r
ATQ
-3r^3 = (-3r)^2
-3r^3 = 9r^2
r = -3
7th term = -3(-3)^6 = -3 ( 729 ) = -2187
ist term = -3
4th term = -3r^3
2nd term = -3r^1 = -3r
ATQ
-3r^3 = (-3r)^2
-3r^3 = 9r^2
r = -3
7th term = -3(-3)^6 = -3 ( 729 ) = -2187
Answered by
6
hope it will be helpful to you
please mark as brainliest answer if you get help from this
please mark as brainliest answer if you get help from this
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sorry i do it with first term 3
please mark as brainliest answer
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