3. Determine in each case, if the given * is (i)commutative and (i)associative. a. On Z, a + b = a + ab b. On Q', a + b = On z*, a * b = ab C.

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A: topic - polynomials

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Q: Find an angle in each quadrant with a common reference angle with 259°, from 0°s0<360° Quadrant I: Q...

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A: We are asked to order the tranformation

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A: A function is said to be injective if it always takes  unique values for each unique value  in the d...

Q: 3.) Solve the system of simultaneous equations using Gauss-Jordan method 20х — 9х2 + 15х33 354 - 9x1...

A: Given :20x1-9x2+15x3=354-9x1+16x2-5x3=-27515x1-5x2+18x3=307

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Q: Is 0.101001000100001000001… a repeating decimal? Is it rational or irrational? Explain (hint if the ...

A: Explained below 

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Q: Use the table below to find: (f o g)(10) = | (go f)(– 3) = | (f o f)( – 1) = (g o g)(7) = %3D -9 -6 ...

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A: Just I have used the triangle inequality of absolute function and easily prove that the given result...

Q: (BUA)NC

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Q: 4 A = |-1 2 ; 5 -4. B = 6 1] 5.

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Q: a. Suppose T is a linear transformation such that 1 T 2 = |1,T 3 -6 3 -2 Find A such that T(x) = Ax.

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Q: Which among the following relations are NOT considered as functions? A y= 4x2 – 2x+7 B 2 = x3 – 8x² ...

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A: Given

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Q: 24 16

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Q: Г1 1 1 X1 X2 X3 Yı y2 Y3 Z1 2 Z3 Let A = |0 1 2. Find A- = |1 2 4

A: Given:  Let A=111012124 To Find:  To find A-1=x1x2x3y1y2y3z1z2z3.  

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Q: Simplify. y +7y+10 y+5

A: Simplify.  ,( y2+7y+10)/(y+5)

Q: contradiction

A: Please refer to the image below

Q: Based on the graph, if x)- 3, what is x? -5- 10

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Q: b) 3-G+9x )24w+6w 33ab+22bc-11 ) 35xy-10y 9a+27 ) 12y-By+24y e)6rst+3rs-7t 24xy+16xy D5rst-15ab+7cd ...

A: As per our guidelines we can answer only 1 question or 3 subparts of a question, so kindly re-post t...

Q: Which of the following equations below DOES NOT represent a function? A 3x+5y=8 x2 y? B 16 © y= |x- ...

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Q: For what values of n will the set of ordered pairs {(1,5),(2,4),(n,3),(n+ 1,2),(n + 2,1)} represent ...

A:   Domain It is a collection of the first values in the ordered pair (Set of all input (x) values)...