A) y₁ = 2y₁ - y₁Y2 Y₂ = -Y2+ Y1Y2

Q: 3(y-2) 1- 3y

A:

Q: Add. (7y +y- 5) + (5y² - y -6) (7y? + y- 5) + (5y² - y-6) =D (Simplify your answer.)

A:

Q: 2y-(4y+3)>6y+3(y+4)

A:

Q: (x + 2)2 + (y + 1)2 =

A: Use the formula a+b2=a2+b2+2ab (x+2)2=x2+22+2(x)(2) =x2+4+4x Also, (y+1)2=y2+12+2(y)(1) =y2+1+2y So,…

Q: 2 b. y = x - 8x + 7

A:

Q: 2. Page 922 #4 a. Solve by hand using Gaussian elimination with matrices. Show all the matrix…

A: Use Guass Elimination to solve given system of linear equations.

Q: y = -x - 5x + 6 and y = (x + 1)2 - 2 |

A:

Q: What is the value of x² + xy - 3y² - (5x² - xy + y²) -4x² + xy - 4y² ? Enter

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Q: 5x + 3y = 51 y = 10x - 8 (,  )

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Q: 3) y=x²- 6x +7 4. y= - 4x + 22

A:

Q: Evaluate Si S dz dæ dy 0. 4.

A: Here I am attaching image so that you understand each and every step.

Q: Add. (6y? + y - 6) + (9y² - y- 5) (6y² + y - 6) + (9y² - y -5) =D (Simplify your answer.)

A: The given equation is: 6y2+y-6+9y2-y-5

Q: (-4y2 - 3y + 8) - (2y2 - 6y - 2)

A: Consider the given function and simplify the given expression. −4y2−3y+8−2y2−6y−2 Remove the…

Q: 16) If x = 5y-3 and y = -2a3, express x in terms of a.

A:

Q: Put the equation y = x² - 10x + 21 into the form y = (x - h)²+k:

A:

Q: dy y16y² - 1

A: Consider the given integral:

Q: Find dy2 of z = 2x – 5xy² + x² y° %3D -

A:

Q: (2x-y)2

A: Given,

Q: 2x-y-4z=-1 x-y-2z=1 x-2y-3z=-2

A:

Q: 2 4 .2 + 2+ jo to

A: given that                                               4-j2j2+2+j0 we know that…

Q: 2(3w+8)=40

A:

Q: x2+4x+y2-6y=-9

A: x2+4x+y2-6y=-9 =>x2+4x+22+y2-6y+32 =-9+22+32 =>x2+(2*2*x)+4+y2-(2*3*y)+9 =-9+4+9…

Q: #40 Find yll Hf 2x²+y²=4

A:

Q: 3(y+7)-7y=1 y=

A: First we distribute 3.

Q: d) 5(2¤ – 3)(3x – 4)(5x – 2) = 0 %3D -

A: The objective is to solve the above expression.

Q: 6x + 4y = – 26 %3D lx - 2y = 1

A: To solve the system of equations we use substitution method. The method of substitution involves…

Q: Find x and y  4x + 6y = 9 x + 3y = 6

A: eliminate x first and find the value of y and by puting the value of x we can find the value of x.

Q: 4x2-5y2 If x 4, y = 2 and z = - 2, evaluate %3D y-z

A: In order to evaluate value of function at some point, Substitute given point in the function to get…

Q: c) x² + 2x-24 S

A:

Q: x=-2+2y -x+2y=7

A:

Q: 6(x+4)=42

A: The given equation is 6x+4=42. Solve the equation 6x+4=42 for x as shown below.

Q: y = x3 − 1  when  x = −1, 0, 1, and 2

A: Answer is  y= -2, -1 , 0 , 7.

Q: +y" - 4y +6y= 3-3

A: