Let ab be a two-digit number where a is the tens digit and b is the ones digit. Find the number of possible values of ab such that a > 1, b > 1, and a = b - 2. 7 6 9 8.

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A: Given that  if x=4,8,3,-2

Q: +2 S₁² S²3²¹ y²e²dxdy = f₁² y²dy ſ² e² dx

A: Given double integration ∫12∫34y2exdxdy

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A: Given:a→=-3,-2,3 and b→=-3,5,2We need to find 3a→+3b→.

Q: Find B - A. - 7 B = 2 6 A = 2 6 6 - 4 B-A =

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Q: 3 Let A= (MA-|| _23]~B-[2²] and = 6-9 -4 -6 Find - 2A + 2B. - 2A + 2B=

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Q: (d) Identify the factor levels. (e) Identify the treatments. (f) Identify the experimental units and…

A: Given: 100 pizzas are randomly assigned to 5 different temperatures and baked for 15 minutes. 20…

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A: Solution

Q: Add. (-9 + 5x6 + 6x4) + (6x6 - 2x4+7) O 11 + 4x6 - 2x² -3x6 + 3x4 + 13 11x6 + 4x4-2 O 4x² O 13x10

A: Add:- (-9+5x6+6x4)+(6x6-2x4+7) Sol:- -9+11x6+4x4+7 11x6+4x4-2 So, third option is correct.

Q: Find a pair of numbers whose sum and product are both equal to 32. (Use symbolic notation and…

A: A pair of numbers whose sum and product are both equal to 32.

Q: Find BT if B= 1 5 07-20 38

A: I have stated the method for the solution

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A:

Q: Let A = 0 5 8 - 3A + 2B = -9 Find -3A+2B. and B = -93 92 C...

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Q: suppose B = (-6,7) and AB = . Then what does A equal ?

A:

Q: Let A = -1 -9 3

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Q: Suppose uu=8₁ u • v = 7, and v•v=6. Evaluate the number (3u-v) • (a +3v).

A:

Q: Find the following expressions if a = (6r, 0, r), b = (6s, –s, 7s), and c = (2t, 10t, 5). a ·b = 1.…

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Q: Find a . b. a = (-3,-1), b = (-1,8)

A: