In the following questions, determine if each of the following polynomials is a monomial, binomial trinomial, or other polynomial.
5x + 2
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What is the standard deviation of the following data set rounded to the nearest tenth? 3, 17, 18, 15, 12, 21, 9

Fast! find the length of cu. the triangles are similar. show your work.

One file clerk can file 10 folders per minute. a second file clerk can file 11 folders per minute. how many minutes would the two clerks together take to file 672 folders?