Solve the equations by elimination method
y= x^2 +4x
2x+y= 72
P...
Mathematics, 03.04.2020 04:11 bloop3r
Solve the equations by elimination method
y= x^2 +4x
2x+y= 72
Pls show full working out
Answers: 1
Mathematics, 21.06.2019 13:20
Part a what is the area of triangle i? show your calculation. part b triangles i and ii are congruent (of the same size and shape). what is the total area of triangles i and ii? show your calculation. part c what is the area of rectangle i? show your calculation. part d what is the area of rectangle ii? show your calculation. part e rectangles i and iii have the same size and shape. what is the total area of rectangles i and iii? show your calculation. part f what is the total area of all the rectangles? show your calculation. part g what areas do you need to know to find the surface area of the prism? part h what is the surface area of the prism? show your calculation. part i read this statement: “if you multiply the area of one rectangle in the figure by 3, you’ll get the total area of the rectangles.” is this statement true or false? why? part j read this statement: “if you multiply the area of one triangle in the figure by 2, you’ll get the total area of the triangles.” is this statement true or false? why?
Answers: 2
Mathematics, 21.06.2019 20:00
Parabolas y=−2x^2 and y=2x^2 +k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.
Answers: 1
Computers and Technology, 16.08.2020 01:01
English, 16.08.2020 01:01
Biology, 16.08.2020 01:01
Mathematics, 16.08.2020 01:01
History, 16.08.2020 01:01
Mathematics, 16.08.2020 01:01
Mathematics, 16.08.2020 01:01
Physics, 16.08.2020 01:01
Mathematics, 16.08.2020 01:01
Mathematics, 16.08.2020 01:01