Suppose you are cooling a hot extract in a 24°C process room. The temperature of the extract right when the heater was turned off is 105°C. After 20 minutes, its temperature is 77°C. How long will it take to cool it to 55°C? 39 minutes O 42 minutes 46 minutes O 49 minutes

Q: 4. 3. 4, 8.

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Q: 2. 3. 8. 5.

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Q: 8. 8. 3/ 2.

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Q: 12 X-

A: The solution is given below

Q: Liquid leaked from a damaged tank at a rate of r(t) liters per hour. The rate decreased as time…

A: We need to find lower and upper estimate.

Q: Find lim (x,y)→(12,3) xy cos(x – 4y). OS 1. –36 2. 36 3. 3 4. 0

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Q: 4(2w-5) = 5w + 4 %3D

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Q: 1. 2. 3.

A:

Q: Suppose that 103 Σ ai = 19 and i=1 103 i=1 b₁ = 18. Compute the sum.

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Q: 8 14

A:

Q: 619 d. 4 10

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Q: 6. 6. х 14

A: Given: 9x=x14

Q: 3) 24 12

A: We can find the value of x as below

Q: Speedometer readings for a vehicle (in motion) at 14-second intervals are given in the table. t…

A: we need to find the distance travelled

Q: 2.)(-6)-(5(1-3)-6)-4+9)

A: The given equation is as  (-6)-(5((-3)-6)-(-4)+9)

Q: d 6

A: 5. In the given right triangle , the hypotenuse is 41 and the perpendicular length is 40. Apply the…

Q: 5. 20 52

A:

Q: 3. 18

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Q: 4.122

A: Given Information: a) Suppose each lot contains 10 items, you decide to sample 4 items per lot and…

Q: Diagonalize the following matrix.

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Q: 10 4 2.

A: Solution-

Q: Identify the postulate for each drawing

A: Identify the postulates for each drawing

Q: 2. 27

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Q: 30 40 8.

A:

Q: 6. 8.

A: Pythagorean Theorem:                  Pythagoras theorem states that  "In right angled triangle ,…

Q: 12 8. 4

A: Given, 12/4 - 8/5 Taking LCM we have, LCM= 4*5= 20

Q: The columns of Q were obtained by applying the Gram-Schmidt process to the columns of A. Find an…

A: Solution by using Gram-Schmidt process as follows :

Q: 11. 6.

A: We have to find radius