12) Solve by using Cramer's rule: 2X+6 Z=3 3X+Y+Z=2 2Y+4Z=-3

Q: Complete the square: x² + 3x+ r_52+ =_x² + ²x+ = (x+ = (x+ )². )². )².

A: The given expressions

Q: 8) Multiply: (2a-3)(5a + 1) a. 10a²-3 d. 10a²13a-3 b. 7a²-2 e. 10a²-6a-3 c. 7a²-5a-2

A:

Q: x + 2y3z + 2t 2x + 5y8z + 6t 3x + 4y - 5z + 2t = 2 = 5 = 4

A:

Q: fox) = 2x4 +5x³- 5x²-5x+3

A: f(x) = 2x4+5x3-5x2-5x+3 Step 1: Use the rational root theorem to find possible factors.The rational…

Q: Solve the eguatoN V2x t V 3xt2 %3D

A: Given equation, 2x+3x+2=2

Q: Ive: x- 2 x- 2 3 %3D 2/3

A:

Q: have a question on power and quotient rules. How would I do the problem, (4y3/y-5)-3

A: NOTE: Refresh your page if you can't see any equations. . apply exponent rule  apply exponent rule…

Q: О x₁ - 2x2 - x3 + 3x4 Х1 -2x₁ +4x2 + 5x3 - 5x4 3x1 - 3x2 - x3 + 4x4 X1 +x2 - 3x3 - Х4 = 0 3 2 -2

A:

Q: Find all solutions of:2x + 2y + 4z = 8x - y + 2z = 2-x + 5y - 2z + 2

A: First we describe the given equations as a matrix. And then we use Linear algebra to solve the given…

Q: 2x- 3x-2 6x + 3x? + 2x+1 2x- 3x-2 6x + 3x + 2x+1

A: Explanation of the answer is as follows

Q: 6. Simplify. a) (2x - 3x2- 6) + (6x – x³ + 4x² + 5) b) (x² – 4)(2x² + 5x - 2) c) -7x(x² + x - 1) –…

A: Given that -

Q: 2. Solve: z dy (6r + 1)y+ 3r² + 2y* = 0 dr

A: The given differential equation is (6x+1)y2dydx+3x2+2y3=0. Divide both sides of the given equation…

Q: If w= = 3/4x

A:

Q: Solve: x²y!" + 8ry + 6y = 0

A:

Q: t2-3t - 40 2 t + 8t + 15 t +3

A: First factories the given expression than add algebraically.

Q: solve by using cramers rule  {2x-5y=17 {3x+3y=-6

A: To find the solutions x, y by Cramer's rule