Mathematics, 25.06.2019 09:10 dxpebetty64
Practice 9) making mental images. find the discriminant of each equation. explain what it tells you about the equations roots and graph. 1. 5x^2+4x-3=0 discriminant= roots: the equation roots. graph: the graph crosses the x-axis . 2. 9x^2+6x+1=0 discriminant= roots: the equation ? real root. graph: the graph only touches the x-axis .(it never crosses the x-axis.) 3. x^2+2x+7=0 discriminant= roots: the equation roots graph: the graph x-axis
Answers: 1
Mathematics, 21.06.2019 15:00
Find the length of the following tangent segments to the circles centered at o and o' whose radii are 5 and 3 respectively and the distance between o and o' is 12. what is the tangent segment of cd?
Answers: 1
Mathematics, 21.06.2019 22:20
The mean of 10 values is 19. if further 5 values areincluded the mean becomes 20. what is the meanthese five additional values? a) 10b) 15c) 11d) 22
Answers: 1
Mathematics, 21.06.2019 23:50
Apolynomial has two terms. check all of the factoring methods that should be considered. common factor difference of cubes sum of cubes difference of squares perfect-square trinomial factoring by grouping
Answers: 3
Mathematics, 22.06.2019 00:30
Ahovercraft takes off from a platform. its height (in meters), xx seconds after takeoff, is modeled by: h(x)=-2x^2+20x+48h(x)=−2x 2 +20x+48 what is the maximum height that the hovercraft will reach?
Answers: 3
Practice 9) making mental images. find the discriminant of each equation. explain what it tells you...
Mathematics, 24.10.2020 01:20
Computers and Technology, 24.10.2020 01:20
Mathematics, 24.10.2020 01:20
Spanish, 24.10.2020 01:20
Mathematics, 24.10.2020 01:20
Mathematics, 24.10.2020 01:20
History, 24.10.2020 01:20
Mathematics, 24.10.2020 01:20
Social Studies, 24.10.2020 01:20
History, 24.10.2020 01:20