The expression $\sqrt{(\sqrt{56})(\sqrt{126})}$ can be simplified to $a\sqrt b$, where $a$ and $b$ are integers and $b$ is not divisible by any perfect square greater than 1. what is $a+b$?

What is the range of the data below? .8090100

Why is it so easy to buy on impulse and overspend with a credit card? what could you do to counteract this tendency?

20 ! jason orders a data set from least to greatest. complete the sentence by selecting the correct word from each drop-down menu. the middle value of the data set is a measure and is called the part a: center b: spread part b: mean a: mean absolute deviation b: median c: range