The spread of a flu virus through a certain population is modeled by 1000 y 1+ 990e-0.7 where y is the total number infected after / days. In how many days will 820 people be infected with the virus? (a) 10 days (b) 11 days (c) 12 (d) 13 days (e) Nonc of these

Q: b/9-1/2=5/18

A: The given equation is b9-12=518. Solve the above equation as follows.

Q: I'm curious in step 3, how did you get the value 1.2189?

A: Let's solve. Above calculation is wrong.

Q: =D Write a recursive rule for a= 6(2)"-1

A:

Q: it's pi/8 not n/8

A:

Q: Let fx) = 2897x +5105x+ 5607 estimate the number of deaths from a certain disease from 1984, where x…

A: The function f(x)=2897x2+5105x+5607 estimate the number of deaths from a certain disease. We have to…

Q: 0.0068 (c) 850 - A,, 1- (1.0068)-330 An

A: We need to find An

Q: 32/9 simplfied?

A: Yes, it is simplified.

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A: Given the details:• Initial futures price when bought = 18.3• Futures price when sold = 19.0• Each…

Q: At the end of each month starting january 2022, you deposit R dollars into an account that earns…

A: At the end of each month starting january 2022, you deposit R dollars into an account that earns…

Q: 3P+2 htzd

A:

Q: X/6-1/3=1/2

A:

Q: Differentiate the following: (a) (2x – 1)*. (b)(5x + 1)* (3 – 2x)* -

A:

Q: 1/3 of × = 18. Identify the ×.

A:

Q: For what value(s) of k will make A(5,k) B(-1,-6) 10 units from each other?

A:

Q: Evaluate ((x-2)/x dx : 4 O 6 .6 テメ 11 3 11 * + C 11 6 4 + C 11 * テ x² +C /6

A:

Q: ও 1000

A: 6) Consider the given sequence  an=n+12n1-1n It can be written as an=n+12nn-1n ⇒an=n2-12n2  A…

Q: 4) Why did I add 1,000+1,000? why not just have 1,000 x 5/100.

A: Your pay increased by 5% the first year, 10% the next year, and 15% in the third year. To determine…

Q: 5/6+2/3x=3/4

A:

Q: 0.275x+0.725(500-x)=300

A: The given equation is,

Q: Can you compute (b) & (c) to 3 decimals?

A: The values of SST and SSR are 6,724.125 and 6,216.375 respectively. There are 10 observations.

Q: 63/x (if x=6)

A:

Q: 13 2/2

A:

Q: What is 1-1/3

A: Given data:     The given expression is: 1-1/3.     The given expression can be written as,

Q: (7x)x = 7(x * x) = 7x2

A: Given, (7x)x

Q: How

A:

Q: 3/4-x/8=1

A: Solve the equation as follows.

Q: Evaluate [( 1/2) .(3/5)] +  ( 7/10 )

A: To Evaluate: 12×35+710