Thursday
August 21, 2014

Posts by Donielle


Total # Posts: 4

Math
to measure the height of the Eiffel Tower in Paris, a person stands away from the base and measures the angle of elevation to the top of the tower to be 60 degrees. Moving 210 feet closer, the angle of elevation to the top of the tower is 70 degrees. How tall is the Eiffel Tower?
February 14, 2012

Algebra 2
Look at the following polynomials and their factorizations: x^2-1=(x-1)(x+1) x^3-1=(x-1)(x^2+x+1) x^4-1=(x-1)(x^3+x^2+x+1) In general, how can x^n-1 be factored. Show that this factorization works by multiplying the factors
December 16, 2011

Algebra 2
Look at the following polynomials and their factorizations: x^2-1=(x-1)(x+1) x^3-1=(x-1)(x^2+x+1) x^4-1=(x-1)(x^3+x^2+x+1) In general, how can x^n-1 be factored. Show that this factorization works by multiplying the factors
December 16, 2011

Math
Three neighbors are sharing a rectangular strip of land for a garden.They divide the landinto equal peices. What fraction of the land does each person get if they share it equally? Write the answer in more than one way.
November 28, 2011

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