Mathematics, 29.06.2021 22:10 bxbykyah
What is the value of the discriminant, b2 − 4ac, for the quadratic equation 0 = x2 − 4x + 5, and what does it mean about the number of real solutions the equation has?
The discriminant is −4, so the equation has 2 real solutions.
The discriminant is −4, so the equation has no real solutions.
The discriminant is 35, so the equation has 2 real solutions.
The discriminant is 35, so the equation has no real solutions.
Answers: 3
Mathematics, 21.06.2019 16:00
Pick the expression that matches this description: a polynomial of the 5th degree with a leading coefficient of 7 and a constant term of 6 (choice a) 7x^5+2x^2+6 (choice b) 7x^6−6x^4+5 (choice c) 6x^7−x^5+5 (choice d) 6x^5+x^4+7
Answers: 2
Mathematics, 21.06.2019 21:30
Students are given 3 minutes to complete each multiple-choice question on a test and 8 minutes for each free-responsequestion. there are 15 questions on the test and the students have been given 55 minutes to complete itwhich value could replace x in the table? 5507-m23-m8(15-m)8(15)-m
Answers: 2
Mathematics, 21.06.2019 22:30
Ineed big ! the cost of a school banquet is $25 plus $15 for each person attending. create a table, sketch the graph, and write an equation in slope-intercept and point-slope form that gives total cost as a function of the number of people attending. what is the cost for 77 people?
Answers: 1
Mathematics, 22.06.2019 00:00
What is the value of x in this triangle? a. 53° b. 62° c. 65° d. 118°
Answers: 2
What is the value of the discriminant, b2 − 4ac, for the quadratic equation 0 = x2 − 4x + 5, and wha...
Arts, 03.12.2020 01:00
Mathematics, 03.12.2020 01:00
Mathematics, 03.12.2020 01:00
Mathematics, 03.12.2020 01:00
English, 03.12.2020 01:00
Mathematics, 03.12.2020 01:00
Spanish, 03.12.2020 01:00
Mathematics, 03.12.2020 01:00
Computers and Technology, 03.12.2020 01:00
Mathematics, 03.12.2020 01:00
Chemistry, 03.12.2020 01:00