8. Solve the following, if possible. 8 2 5 2 6 - 2 0 a) - 3 1 3 b) (9 1 2) 1 4 -64 1 4 7 1 4 - 5

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A: The given matrices are

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A: Please see the below picture for detailed solution.

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Q: 9b - 12a + 15b - 3a |

A: To combine the like terms.

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Q: 8. Solve the following, if possible. 5 2Y 3 (3 1) b) (9 1 2] 6 -2 0) -64 a) 4 7 1 0)

A:

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A: Follow the steps.

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Q: 6.Simplify: a. b. C. d. 5 2x + 1 5 (3x - 1) 2x²+1 15x -5 2x²+x 5(3x - 5) 2x²+x 5x 6x²+x=1 ÷ X 3x - 1

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Q: 1) If A = 3 5 (³2) and B=(4) -4 d) B-1

A: Given,

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Q: solve the following a. 20!/16! b. P{6,3} c. C{9,}

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.