Mathematics, 09.11.2020 21:10 Thefiles
Given the system of equations: -2x-3y+4z=-15-3x-y-4z=21. 4x+5y+3z=-15 CHOOSE ALL row of operations that would work in for the first step.
2R1+R3-->R3
3R1+2R2-->R2
3R1+ -2R2-->R2
-2R1+R3-->R3
2R1+ -1R3-->R3
Step one equaled (1,-2)
Answers: 3
Mathematics, 21.06.2019 18:00
The base of a triangle exceeds the height by 7 centimeters. if the area is 400 square centimeters, find the length of the base and the height of the triangle.
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Given the system of equations: -2x-3y+4z=-15-3x-y-4z=21. 4x+5y+3z=-15 CHOOSE ALL row of operations t...
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