-13 20-1 Let A = and let B = Find AB + 2B. 2 4 13 O A. 2 9 1 4 18 -2 OB. 5 -3 3 10 12 2 c. 1 10 18 -2 O D. 5 9 -1 10 12 2 O E. Does not exist

Q: 2. Which of the following simplifies to -1? А. I В. 2 c. ³ D. A

A: We have to simplify

Q: Find a and b such that 2 1 20 = a 2 +b -4 -22 -1 a = b =

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Q: Suppose U = {1, 2,..., 9}, A = all multiples of 2, B = all multiples of 3, and C = {3, 4, 5, 6, 7}.…

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Q: 1 0 7 -2 -2 2 land B =| 4 12 6 5 9 -2 evaluate -2A+B.

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Q: 4. If x # -4, which of the following represents 2x² + 14x + 24 in simplified form? 2x + 8

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Q: 1 4. Given A=) 2 2 1 a. A + 2B b. 3A-2B and B = -3 4 -2 2 find

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Q: (3w²v-3) (9-¹w-4v-6) 3w²v −³) (9−¹w¯4v¯6) = (Use positive expor

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Q: 60. Wesley and Brian have a total of 87 baseball cards. Wesley has 30 less than twice as many…

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Q: 9+13+17+ 21+000 + 65 = Σ B₁ where n=1 A= B =

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Q: 1a.) 0x**3  + 9x**3  1b.) 4X**3  - 9x**5  1c.) (3x   + 1x**3) + 2(9x**3 +(-3x)) 1d.)…

A: 1a.) 0x**3  + 9x**3 1b.) 4X**3  - 9x**5 1c.) (3x   + 1x**3) + 2(9x**3 +(-3x))1d.)…

Q: 3. Let [-9 2 31 5 4 7] A = |-1 аnd B 3 1 What is the order of A and B? Find AB, if possible.

A: Given: A=-923-154017 and B=-150