document.write( "Question 250626: WHAT IS THE 10TH TERM OF THE GEOMETRIC SEQUENCE 64,-32,16,8??? \n" ); document.write( "
Algebra.Com's Answer #184815 by palanisamy(496) ![]() You can put this solution on YOUR website! The given Geometric sequence is 64,-32,16,-8,4,... \n" ); document.write( " The first term a = 64 \n" ); document.write( " The common ratio r = -1/2 \n" ); document.write( " The nth tern Tn = ar^(n-1) \n" ); document.write( " Tn = 64*(-1/2)^(n-1) \n" ); document.write( "Put n=10. \n" ); document.write( " The 10th term T10 = 64*(-1/2)^(10-1) \n" ); document.write( " = 64*(-1/2)^9 \n" ); document.write( " = -(2^6)/2^9 \n" ); document.write( " = -1/2^3 \n" ); document.write( " = -1/8 \n" ); document.write( " \n" ); document.write( " |