Tuesday

September 30, 2014

September 30, 2014

Total # Posts: 9

**Algebra**

How many possible 9-digit zip codes are possible if the first digit cannot be zero?
*December 2, 2010*

**algebra**

The formula t(n+1)over 2 will determine a triangular number, where n is a natural number. For what value of n will the triangular number 325 be found?
*November 27, 2010*

**algebra**

If f(x)=g(g(x))-g(x) and g(x)=2x-1, find f(3).
*November 27, 2010*

**algebra 2**

An arithmetic progression has 5 terms that have a sum of 200. The sum of the last three terms added to 6 times the sum of the first two terms equals zero. What is the first term?
*November 27, 2010*

**algebra 2**

A regular polygon has interior angles of 120 degrees. How many siddes does the polygon have?
*November 27, 2010*

**algebra 2 **

a trapezoid has one equal base to its height, x, and the other base is twice as long.write the expression for the area of the trapezoid as a common fraction in terms of x.
*November 27, 2010*

**algebra 2**

how many 7-digit phone numbers are possible if the first digit must be non-zero? answer in scientific notation.
*November 27, 2010*

**algebra 2**

three numbers in the ratio of 7:3:2 have a sum of 228. what is the difference between the smallest and the largest numbers?
*November 27, 2010*

**10th grade,english**

if your reading a book and the narrator doesnt have a name what would that mean...y wouldnt they have a name?
*October 5, 2008*

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