Which ones are echelon form, reduced echelon form or not echelon form?

Q: Evaluate   2 - 5 . 4 - [ 6 . ( 3 - 4 ) ]

A: Given: Let y=2-5.4-6.3-4 To Find: To evaluate the given expression

Q: Add  z-9/z+9+z+7/z-7

A: Given information:

Q: What is the domain and range

A: The domain of a function is defined as the set of values of input (x) for which the function is…

Q: т-2 5m-2 3 3

A: It is given that,m-23=5m-23 We have to find the value of m.

Q: 6z-82

A: According to question we have to solve given expression 6z-8<4 for z6z - 8 < 4 add both side…

Q: -13-(-33-6)

A:

Q: What is 26 + (-16)=

A: The given expression: 26+(-16)=

Q: 7s + 3 1s² +8s +5) Exercise: Evaluate: L-1.

A: Evaluate  L-17s+3s2+8s+5

Q: 16. X- 3y » 0 4x+*yュ5 1t. ax-3y21 -Cx +ay2-3 3o.3a*yュ5

A: (16).   The given system is: x-3y=0            .... (1)4x+8y=5          ....  (2)

Q: 2 2X-) dy tf2 るメー。 2. Y+2

A: We have to solve the given differential equation.

Q: x³y3 125z3

A: We know that :  a3 - b3 = (a - b) (a2 + ab + b2 ). Here we use this property to solve this given…

Q: What is the mode of the set of numbers; 2, 2, 8, 20, 3

A: It is given that the Set is defined as {2, 2, 8, 20, 33}. We know that the Mode is the value of the…

Q: Differentiate. Why y = x2 + 2x - 2 x2 - 2x + 2

A: To differentiate the following function.

Q: 5x-1 - 6y-1 бу-1 8x-2 + 5y-2

A:

Q: Fast

A:

Q: I2x-1 1. \sx+61

A:

Q: -6 -5 -4 /-3 -2

A: It is required to match the graph with their corresponding trigonometric functions. Use the graphing…

Q: How should this problem be changed in order to subtract? * -25 – 5 = O -25 + 5 O 25 - 5 O 25 + (-5)…

A:

Q: 3. у %3D — 4 + 2х -4 + 2x -2 -1 1 2.

A:

Q: what is the soultion to 4x + 3 > -5

A:

Q: う4+2ーし 4.

A:

Q: Find the mode: 16, 21, 23, 21, 18, 14, 19, 15 Mode: ??

A:

Q: Find: 군x, 군y, Zxx , 군ys, 군xy, 2sx = X+y Xy-1 Z =

A:

Q: 2.

A:

Q: Vxy + xy = 7, y"

A:

Q: One characteristic of a pinoy manager by "Libro" is being a technocrat. What do you understand of…

A: We have to define meaning of technocrat.

Q: 2y-4>-6 and 3y+1<13

A:

Q: do Fan

A:

Q: Find the number of ways in which 5 economics books, 3 history books, and 2 mathematics books can be…

A: See the detailed solution below.

Q: 元 25+3 (5+4 }

A:

Q: 6s + 3 Lost + 5s² + 4 + 5s? + 4]

A: Given

Q: = {(4,3), (-1,2), (3,5), (4,-7), (8,10), (-3,2)

A: Domain: Set of values of input for which function is defined. Range : set of values of function on…

Q: 5 3 る 2 3 4 5 6 7 -5-4 -3 -2 -anis ー1 -2 (-3,-3) -3 .-4

A: