Solve the system using RREF. Use technology to evaluate the RREF. 2x1 3x2 – 5x3 + x4 + 2x5 = 0 2x1 – 3x2 – 4x3+ x4 + X5 -x1 + 4x3 – X4 – x5 = 0 | X1 + x2 + x4 + x5 0 =

Q: E 5x2 - 11x – 3 = 2x +3

A: Given that, The quadretic equation is, 5x2 - 11x - 3 = 2x + 3 We have to find the value of x.

Q: 7x+8dx X+3x+2

A:

Q: Express 2x-1/2x-5 in the form p+ q/2x-5

A: Given expression is 2x-12x-5

Q: 5+2x-x-4+8x

A: To simplify the provided algebraic expression which is provided as 5+2x-x-4+8x. Now, first group the…

Q: 4x3-10x2+9

A: Given :4x3-10x2+9

Q: 5x-16-3x| if x>2

A: Solution is given below:

Q: 3x3 x²-Sx-1 xp

A: Proceed as shown below...

Q: 2x3+4x2-5x+6 ÷ x+2

A: Solve the given long division

Q: 6x-12-8x+4

A:

Q: 2x2+7x-4=0

A: We have to multiply 2 and -4That is -8Then factor -8 so that sum of the factors =7 -8= 8 times -1And…

Q: 2x-4 15 2-X Mul Hiply and sinplit

A:

Q: 3y2-2y-5

A: Solve for factor

Q: 5x+3x-6-x+2

A: Given 5x+3x-6-x+2 5x+3x-x +2-6 7x-4

Q: x+2 xp- J +4x

A:

Q: 5x5+ 20x4 + 7x3 - 30x2 - 8x + 29 / x + 3

A: We have to divide the polynomial by x+3

Q: write x2 + 3 as a linear combination of {x2 + 2x, x2 - 1, x + 2}, if possible.

A:

Q: 3x2-2x+2=0

A:

Q: -4x-y=-18 4x+5y=10 Use elimination method

A: We have to solve

Q: x x-4 + 3x+10 2x²-5x-12 2x+3

A:

Q: 16

A: Now collect like term

Q: 6x2-2x+7=0

A: We have to use quadratic formula with a=6, b=-2, c=7

Q: 2x3 + 8x3 = x

A:

Q: X1 - 2x2 + X3 + X4 = 4 x1 + 2x2 + X3 + x4 = 1 2x1 = 5

A:

Q: 2x2+7x-2=4x2+4

A: Given that: 2x2+7x-2=4x2+4