Math Problem Solver

2*2

5h+9m-2h+6q-4m+2q

Solve the following linear system by using Gaussian Elimination.

5x + 3y = 17

3x + 7y = 31

Solve the following linear system by using Gaussian Elimination.

i. 5x + 3y = 17

3x + 7y = 31

16x/14x=1/4

what is vice versa

If 𝑥 +

1

𝑥

= 2 cos 𝜃 , 𝑦 +

1

𝑦

= 2 cos 𝜑 then prove that

𝑥

2𝑦

2 +

1

𝑥

2𝑦2 = 2 cos(2𝜃 + 2𝜑)

-7 times -9

81x^2+9y^2

We consider the parameter-dependent matrix

Aµ=matrix

0 1 1

1 2µ − 1 1

1 1 −µ + 1 ∈ R^3×3.

For which value of the parameter µ ...