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Find the exact value (either decimal or fractional form) of the first term of an arithmetic sequence if the sum of the first 100 terms is 7099.5 and the sum of the next 100 terms is 20799.
asked by Janice  Please Help!!! on April 7, 2011 
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Find the exact value (either decimal or fraction form) of the first term of an arithmetic sequence if the sum of the first 100 terms is 7099.5 and the sum of the next 100 terms is 20799.
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An arithmetic progression has 10 terms. Sum of the 10 terms is 220. Sum of the odd terms is 100. Find the first term and common difference. pl give me the answer.
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An arithmetic progression has 10 terms. Sum of the 10 terms is 220. Sum of the odd terms is 100. Find the first term and common difference.
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An arithmetic progression has 10 terms. Sum of the 10 terms is 220. Sum of the odd terms is 100. Find the first term and common difference. pl give me the answer. maths  Steve Monday, July 17, 2017 at 12:11pm 10/2 (2a+9d) = 220
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Find the sum of 20 (summation notation symbol)k=1 then (3k5) If you mean the sum of the first 20 terms, beginning with k=1, of ak = 3k  5, that would be 20 x 5 = 100 PLUS the sum of the first 20 terms of ak = 3k The latter is
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A professional basketball player has embarked on a program to study his ability to shoot foul shots. On each day in which a game is not scheduled, he intends to shoot 100 foul shots. He maintains records over a period of 40 days
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when you are multiplying an equation how do you find like terms The ones that look alike. The numbers are like terms such as 4 or 8 or 10. The variables are like terms such as 4x or 9x or 3x but both of these like terms are
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The first and last terms of an a.p are 79 and 5 and it's sum is 814 find(a) the number of terms in the a.p(b)the common different between them.(c) the 9th terms is of an a.p is 52, while the 12th terms is 70 find the sum of it's
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find X if the numbers X+3, 5x3, and 7x+3 are three consecutive terms of a G.P of positive terms. with this value X and given the X+3, 5x 3 and 7x +3 are the third, fourth and fifth terms of the G.P.. find the sum of the first 8
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Precalculus
Find the first two terms of a geometric sequence if t_3+ t_4 = 50 and t_4 + t_5 =100? t3= a(r^2) t4= a(r^3) t5= a(r^4) a(r^2)+ a(r^4)= 100  a(r^3)+ a(r^4) = 50 ar^3  = 2 ar^2 r = 2
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