Which algebraic expression is a polynomial? 3m^2n-2m/n+1/n
2mn/5-square root m/4+4m^5
4m^3/n^2-3mn^5+square root 8
7mn + 3m/2+5n/4

it costs $20 to interview each person for a survey. find the cost to obtain a +- 3% margin of error.

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copy and paste, put it in google

answer4 to the second power is 16

and 4 to the third power is 64,

let's fu(!

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answer: the center is the median and/or mean of the data. the spread is the range of the data. and, the shape describes the type of graph. the four ways to describe shape are whether it is symmetric, how many peaks it has, if it is skewed to the left or right, and whether it is uniform. good luck

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