bryce8154 bryce8154

14-06-2021
Mathematics

contestada

Determine the value of a so that x1-3x3=-3 2x1+ax2-x3=-2 (i)unique solution(ii)no solution(iii)many solutions

Respuesta :

buchinnamani208 buchinnamani208

17-06-2021

Answer:

(i)unique solution

Explanation:

We solve for x1 thus in the first equation:

x1-3x3=-3

x1-9=-3

x1=-3+9

x1= 6

We solve for a thus in the second equation:

2x1+ax2-x3=-2

2+a2-x3=-2

a2-x3=-4

a2=-4+x3

Answer Link

Otras preguntas

Find the second derivative for y=(x+2)/(x-3)

1.Heat Energy is also known as?2.Energy from the sun is?3.Three energy transformations in turning on a flashlight?4.Energy transformation in a car starting and

Find the solution to the following equation by transforming it into a perfect square trinomial. x2 – 12x = 13 {46, 55}

How to convert fractions into decimals?

How is gravity affected by mass and radius?

The product of the first and last digit is equal to 48 The sum of the last two digits is greater than 7The sum of the first two digits is equal to 9

1.Heat Energy is also known as?2.Energy from the sun is?3.Three energy transformations in turning on a flashlight?4.Energy transformation in a car starting and

Would a fire manager be for or against fire suppression?

Sicily is playing a game where she is trying to guess the four digits in her friend's locker code, in any order. The digits range from 1 to 20, and none of the

How many halves are there in 23