If using the method of completing the square to solve the quadratic equation 2? -+2 - 24 = 0, which number would have to be added to "complete the square?

Me ! write an equation for the interior angles of this triangle that uses the triangle sum theorem

How do i solve uniform motion problems?

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.