Let A 1 value of k. [23] A and B = 1 -7 217 k If AB = BA, find the

Q: Find 2B and simplify. -2 0 5 В 3 5 4 4 2B = [00]

A: Solve the following

Q: Determine the value of the expression √√x² + y² when x = 7 and y = 4. 2 Oa. 56 O b. O C. O d. √26…

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Q: Let à = 2i +4j - k. Find a.

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Q: Let A = [0  2]              [5 -2] Find -4A.  -4A =

A:

Q: Let a = 5j + k and b - 27 + 3 + 2k. Find - 3ā – 36.

A: We can find the given vectors.

Q: Find integers x and y so that gcd(3953, 1829)=3953x+1829y. x=2,y=5 x=-12,y=-13 x=-6, y=13 x=6,y=-13…

A: Solution:we have to find integers and so that first we find gcd of (3953,1829)here we see that…

Q: Find x if x is not -6, and 9/12 = 5/(6+x). ______________

A: The equation 912=56+x

Q: Find, if possible, (a) AB and (b) BA.

A:

Q: L. Given 2+ 2r + br - 19z +15 - cx + dx? + ex +f, find the values of b, c, d, e and f. * + 2r +5 INP…

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Q: 6.1 Calculate the order of the element a) (4,9) in Z18XZ18- b) (7,5) in Z12×Zg. c) (8,6,4) in Z18×…

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Q: Find a pair of integers x and y such that 66x + 48y = gcd(66, 48)

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Q: If ả = (–4, −8) and ☎ = (–2, −6), find |2.5ả – 36|. O 20 O 2√5 O-6 O 4√2

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Q: Find all possible values of y if (-,y) lies on the unit circle. Give your answer in the form of a…

A: Note that the equation of the unit circle is given by x2+y2=1

Q: - 14 2 Let B = Find B. 6 0

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Q: Solve. B P+u for u ju

A: Given : Bj = P+uu

Q: 3 5 - Let C= 2 6 |. Find - 5C. - 1

A: The given matrix is                                C=-3   5  2   6  0-1 We have to find -5C.

Q: 0 b and B: b Let A = Show AB = - BA.

A:

Q: -3 1 -3 -2 A = B = -1 1 2 -2 Ex: 42 7 AB = АВ -5 2.

A: Given:        A=0-3-2-121        B=-310-12-2    Multiplying Matrix A and B   AB=0-3-2-121·-310-12-2

Q: Evaluate (1+ i)6 + (1 – i)³. Select one: Oa. -2 – 10i O b. 2- 10i OC. - 2+ 10i O d. 2+ 10i

A: