Write the complex number in standard form. 1. - 2 – (square root) -12
2. -2 + (square root) -18
3. 6 + (square root) -45
4. -3 + (square root) -49
5. -4 + (square root) -50

Acarnival sold tickets for $1.50 for adults and $1.00 for students. there were 54 tickets sold for a total of $70.50. write a system of equations to represent the number of adult tickets,x, and the number of student tickets,y. find the solution and explain what it means. i'll you if you me

If a flying disk is 139 meters in the air and travels at an average of 13 m/s how long is it in the air

The data set represents the ages of players in a chess club. 27, 34, 38, 16, 22, 45, 54, 60. what is the mean absolute deviation of the data set?