Quiz
If $x^2- y^2 = 55$, and $x-y = 11$, then $y =?$
Publisher: jamal Level: Easy Subject: Mathematics Published on: 2015-05-11Two angles of a triangle measure 15° and 85 °. What is the measure for the third angle?
Publisher: jamal Level: Easy Subject: Mathematics Published on: 2015-05-11Which one is greater than $\frac12$?
Publisher: jamal Level: Easy Subject: Mathematics Published on: 2015-05-11if $n$ is an integer and if $n^2$ is a positive integer, which of the following must also be a positive integer?
Publisher: jamal Level: Easy Subject: Mathematics Published on: 2015-05-11Your Ad
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