OLVE EACH USING CRAMMER'S RULE 2x + 5y + 2z = -38 1. 3x - 2y + 4z = 17 -6x+y-7%= -12 3x - 92 = 33

Q: -8 10 -7 9 -3 2 -9

A: Solution : The objective is to multiply the given matrices

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A: If base are same then powers will be also equal

Q: Find yas a fon chenof x if t. %3D with

A: This is cauchy euler equation and we will solve it by changing the dependent variable

Q: -2 4 %3D Зх-1 х+2 8.

A:

Q: gra 4- 3+ -7 -6 -5 -4 3 -2 -1 2 3 4 5 6. 7 y= Preview

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Q: Average score of 30 students in section 1 is 62 and the average score of 40 students in section 2 is…

A: Average: In statistics, average often refers to the arithmetic mean, the sum of the observations…

Q: A = (0, -3) and B = (5,9) A = (3, – 11) and B = (9,-3)

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Q: Find B-A. – 4 B = 25 A = 1 4 9 - 4 B-A =

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Q: Identify the solution and extraneous solution, if it exists, of =. %3D Solution: Extraneous…

A: Given problem:- Identify the solution and extraneous solution, if it exists of x/(4-x) =2/(x-4)

Q: b) 120x2 – 240x - 200 = 160

A:

Q: 40 2r+ 2 3x-7

A: Given : ∆RST~∆YSZ

Q: Find 2A + 3B. 9 3 A = 6 4 - 1 8 B = |- 6 2A + ЗВ %3D

A:

Q: 6. -7х - 8y %3D 9 -4х + 9y = -22

A:

Q: x- y- 2z =-6 3x + 2y = -25 -4x + y - z = 12 Q12:

A: We have to solve the given equation.

Q: Suppose that weights of males in my family are N(250,24) where 250 and 24 are in pounds.  I weigh…

A:

Q: 4x-2=4x+2 5 10

A:

Q: 3x + 4y + 4Z = 43 %3D 4x + 2y +5z = 53 %3D 5x + 2y + 4Z = 59

A: solution.

Q: x+5y+4z -14 5y+5z% -15

A:

Q: Which equation is equivalent to 24% =8x-3? %3D O 24x - 2x-3 O 74x - 22x=6 %3D %3D O 24x - 23x-3 O…

A: Topic:- simplification