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n/2[2a+(n-1)d]/n/2[2A+(n-1)D]=7n+1/4n+27
2a+(n-1)d/2A+(n-1)D=7n+1/4n+27
a+(n-1/2)d/A+(n-1/2)D=7n+1/4n+27
put n-1/2=m-1
n=2m-1
a+(m-1)d/A+(m-1)D=7(2m-1)+1/4(2m-1)+27
am/Am=14m-6/8m+23
ratio14m-6:8m+23
PLEASE MARK AS THE BRAINLIEST!!!!!!!!!!!!
2a+(n-1)d/2A+(n-1)D=7n+1/4n+27
a+(n-1/2)d/A+(n-1/2)D=7n+1/4n+27
put n-1/2=m-1
n=2m-1
a+(m-1)d/A+(m-1)D=7(2m-1)+1/4(2m-1)+27
am/Am=14m-6/8m+23
ratio14m-6:8m+23
PLEASE MARK AS THE BRAINLIEST!!!!!!!!!!!!
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