Which number produces an irrational number when added to 0.4?

Find the inverse of the function f (x) = 2x - 4.

What is the degree of the polynomial that generates the given data? [X 1, 3, 5, 7, 9 f (x) ] 11, 3, - 5, - 13, - 21 a. linear model b. cubid modle c. quadratic model d. none of these

Tell whether each sum is positive , negative , or zero without adding

A hiker in Africa discovers a skull that contains 21% of its original amount of C-14 (exponential decay) Find age of skull and Round answer to nearest year

A scatter plot was created to show the increase in value of a baseball card over time. The equation of the line of best fit is shown below, where x represents the number of years after 1987, and y represents the value of the baseball card in dollars.

Yvonne is using a coordinate grid for the first time she wants to find out the location of the ordered pair (3,7) on the grid. Starting at the origin which movement should Yvonne do first

How to know if the number is a perfect square

Andy claims that his bird can do single-digit multiplication. He shows the bird 12 cards with simple multiplication problems that are either correct or incorrect. The bird correctly identifies the correctness of the card 9 times out of 12.

Eight and 1/6 divided by 2 and 1/4

A total of 488 tickets were sold for the school play. They were either adult tickets or student tickets. The number of student tickets sold was three times the number of adult tickets sold. How many adult tickets were sold?