Julia and rodney decided to invest 15% of their salaries. the table shows their principal balance, interest rate, and type of interest. based on the table, what is the sum of the interest they earned after 3 years? *imagine the table like this* they both have $4500 as their principal balance. one of them has their interest type as compounded annually and the other is simple interest. the interest rate for both is 6%.a- $1669.57b- $4050c- $1620d- $4368.94

The table below shows the approximate height of an object x seconds after the object was dropped. the function h(x)= -16x^2 +100 models the data in the table. for which value of x would this model make it the least sense to use? a. -2.75 b. 0.25 c. 1.75 d. 2.25

Astudent found the solution below for the given inequality. |x-9|< -4 x-9> 4 and x-9< -4 x> 13 and x< 5 which of the following explains whether the student is correct? -the student is completely correct because the student correctly wrote and solved the compound inequality. -the student is partially correct because only one part of the compound inequality is written correctly. -the student is partially correct because the student should have written the statements using “or” instead of “and.” -the student is completely incorrect because there is no solution to this inequality.

What is the definition of a surd.give an example.