Which economic impact of computers was mentioned in this lesson? the rising cost of personal computers

the decreasing size of computer screens

the prevalence of computers used in the workplace

the improvement in quality of life

Which of the following statement about pascal's triangle are true?

Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the answer box. release your mouse button when the item is place. if you change your mind, drag the item to the trashcan. click the trashcan to clear all your answers. solve this quadratic equation using the quadratic formula. 2x2 - 2x=1 need asap

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.