Arithmetic Sequences #1
If u1= 5, d= 4.
Find u12.
What is 49?
What is the formula for evaluating an arithmetic sequence with common difference, d?
What is un=u1 + (n-1)d?
u1=2, r=3. Find u7.
What is 1458?
Find final value.
$2000 invested at 6% compounded annually for three years.
What is $2383.03?
u1=7, u5=15
Find d.
What is 2?
Sam invests $300 with a 4% interest rate per year and does not withdraw any money.
How much does she have in her account at the end of the 6th year?
What is $72?
u5=28, u8=896
Find first term and common ratio.
What is u1=7, r=2?
Find final.
$100 invested at 3.5% compounded twice yearly for 10 years.
What is $141.48?
u1=3, u5= 11
Find a formula for the nth term of the sequence.
What is 3+2(n-1)?
The first three terms of an arithmetic sequence are 1, a, 3a+5.
Evaluate the 4th term of the sequence.
What is -20?
Find the number of terms in the sequence:
u1= 17, r=2, un=2176
What is 8 terms?
Find final value.
Initial value of $1200 with an annual depreciation of 10% for 10 years.
What is $418.41?
Find the number of terms in this arithmetic sequence.
13, 7, 1..., -59
What is 13?
Three consecutive terms of an arithmetic sequence are 3x+1, 2x+1, 4x-5.
Find the value of x.
What is 2?
A geometric sequence has the first term 128 and common ratio 0.5.
What is the 8th term of the sequence?
What is 1?
Find the final value.
$100 after a year of inflation at 3%
What is $97?
Find the given sum (S)
u1=17, d=2.
Find S20.
What is 720?
The FIFTH term of an arithmetic sequence is double the SECOND term, and the SEVENTH term of the sequence is 28.
Find the 11th term.
What is 42?
In a geometric sequence the second term is 24 and the fifth term is 81.
Find the common ratio.
What is 1.5?
Find final amount.
$5000 after 8 years of interest at 3% and inflation at 5%.
What is $4253.82?