Mathematics, 23.07.2019 08:00 theylovelillexx2258
What is the discriminant of the quadratic equation 2x + 5x2 = 1? –18
Answers: 1
Mathematics, 21.06.2019 13:00
X+ y = k 2x + 3y = k + 1 the point of intersection of the lines has an x-coordinate of a.2k + 1 b.-2k + 1 c.2k - 1
Answers: 1
Mathematics, 21.06.2019 19:00
Lucy is a dress maker. she sews \dfrac47 7 4 of a dress in \dfrac34 4 3 hour. lucy sews at a constant rate. at this rate, how many dresses does lucy sew in one hour? include fractions of dresses if applicable
Answers: 3
Mathematics, 21.06.2019 21:00
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.
Answers: 1
Mathematics, 21.06.2019 22:40
Aclassmate thinks that solving a system by graphing gives an exact answer when the lines appear to cross at a grid point, but only an approximate answer when they don't. explain why this isn't true.
Answers: 3
What is the discriminant of the quadratic equation 2x + 5x2 = 1? –18...
English, 21.06.2019 21:00
Mathematics, 21.06.2019 21:00
History, 21.06.2019 21:00
English, 21.06.2019 21:00