Salmonella Enerica bacteria in a certain environment, the population doubles in size every 24 hours. For an initial population of 31 Salmonella Enerica bacteria, determine how many bacteria will be present after 9 days in the exponential growth phase.

Q: Which is identically equal to (sec A + tan A)? B. csc A – 1 D. csc A + 1 A. 1/ sec A + tan A C. 2/1-...

A: since you have posted multiple question in this question which are not interlinked so i have solved ...

Q: Find the x-intercept and y-intercept of the line. 2x+y=2

A: topic - line equation 

Q: the red graph of f (x)=x^2 to the blue dotted line graph of g(x)=-2x^2+6 select all that apply for t...

A:

Q: Determine whether the matrix is in row-echelon form. If it is, determine whether it is also in reduc...

A:

Q: Distance Rate Time Person 1 66 22 3 Person 2 93 31 3

A: To create the graph of the table given. 

Q: Fill in the missing exponent (marked with ?) to make this a true statement: (m²}' = m15 ? 3=

A: see below the answer and calculation

Q: 20. Mr. Wilson is building a new patio off the back of his house. 5 ft 5 ft 15 ft 10 ft 20 ft

A: The area of tiles required to cover the patio is equal to the area enclosed in the patio.

Q: Write an equivalent expression with positive exponents and, if possible, simplify. 49 1 49 (Simplify...

A: Following formulae can be used to solve the given problem. 1a-b=ab..... (1) amn=am×n...... (2)  

Q: Find the determinant of the matrix. 25 -5 4

A: Solving the problem by finding the determinant of the matrix.

Q: Prove that S = {(x, y, z) E R³: 2x + 3y+z = 0} is a subspace of the vector space R3.

A: Explanation of the answer is as follows

Q: CINER the function graphed below, determine the following: 1. As x o, f(x)→ b. As x 2, X)→ C. As x 1...

A: Given graph:-     To find:- As x→-∞ ,f(x)→ As x→2- ,f(x)→ As x→1+ ,f(x)→ Relative maximum/minimum ...

Q: 25=2x-3

A: solving for x 25=2x-3

Q: 5.) 3x° + 4x - 2 + 4x – 2 - 2x – x + 6

A: Topic = Algebra

Q: The sum of the ages of Dustin and Jacqueline is 74 years. 11 years ago, Dustin's age was 3 times Jac...

A:

Q: The sum of the length / and the width w of a rectangular area is 240 feet. 1. Write w as a function ...

A: topic  -   rectangle 

Q: ?

A:

Q: Describe the end behavior of ea 3) f(x) = x° – 2x' +x – 4 A) f(x) – A(x) B) f(x) → +o as x → -∞ - - ...

A:

Q: Express v-100 as a V-100 = complex number in standard form: a + bi Preview

A: We put a+bi=√(-100) and solve it.

Q: State the order of the following differential equation and name the dependent and independent variab...

A: The given differential equation is dydx+12y=0  

Q: Solve for x. |x + 3 4 x- 1 = 0 STEP 1: Solve for the determinant in terms of x. **-O |x + 3 4 x - ST...

A:

Q: Use back-substitution to solve the system. (Enter your answers as a comma-separated list. If there i...

A: The given system,-x+y-z=05y+z=315z=0

Q: To the nearest dollar, the average tuition at a public four-year college was $3024 in 1997 and $3175...

A:

Q: Solve the system using any method. Зx- 10у %3D 4500 - 5x+ 2200 =y The system has no solution, {}. (0...

A: From the given equations: 3x-10y=4500   ...1-5x+2200=yor5x+y=2200  ....2

Q: An individual's adjusted gross income is the amount of income that is subject to federal income tax....

A:

Q: An element with mass 730 grams decays by 28.8% per minute. How much of the element is remaining afte...

A:

Q: 67. Consumption Expenditures In Keynesian macroeconomic theory, total consump- tion expenditure on g...

A: Given problem:-

Q: 2x+3y=6 2x+y=-2

A:

Q: Problem Set A 1 1) For the function f(x)=1-- (x+2) (ii) f(x+k) find the following: (i) f(-x)

A:

Q: -k For which of the following values k is -1 2 not invertible? 3 - k O A. k = 0, k = 1 and k = 2 B. ...

A:

Q: evaluate the expression (simplify your answer completely)

A: Given, evaluate a) log3 (1/81) b) log8 (square root of 8) c) log10 (0.1)

Q: Fill in the blanks below. Find the slope of the line passing through the points (-2,-9) and (5, -9)....

A:

Q: Determine whether the equation is linear in the variables x and y. 9 sin x - y = 12 O The equation i...

A: This is a basic variable problem

Q: T:R - R*, T(x, y) = (2x – y, 3x + 2y, 4y, x); B = {(1, 1), (1, 0)}, D standard; v = (a, b) %3D %3D

A:

Q: The sum of the length / and the width w of a rectangular area is 240 feet. 1. Write w as a function ...

A:

Q: The midpoint of all sides of square are all joined together to create another square inside it (see ...

A: First we find side of bigger square using Pythagorous theorem. And follow step 2nd . 

Q: Use expansion by cofactors to find the determinant of the matrix. -6 1 -8 -7 0 1 -7 11 0 0 -8 6 0 0 ...

A:

Q: Fill in the blank with the correct answer. ( Simple Interest ) Amount/Maturity Principal Interest Ra...

A:

Q: A cross section of a ramp is shown. 28 in 45 in The length of the base is 45 inches and the height o...

A:

Q: Evaluate / e*cos(x)dx using integration by parts-

A:

Q: A company took a loan on the May 15th and paid it back on the Oct 20th. The amount of interest they ...

A:

Q: 5x 24. x2 - 18x = -81

A:

Q: Find sin 4.x cos 8x dx.

A:

Q: Let A and B be square matrices of order 4 such that |A| = 2 and |B| = 3. Find the followin (a) IAB| ...

A:

Q: Example 1 Use the related graph of each equation to determine its solutions. 14. x? + 4x = 0 15. -2x...

A:

Q: Assuming that the rocket will splash down into the ocean, at what time does splashdown occur? The ro...

A: Given query is to find the time when rocket splash into the water.

Q: It takes Terry 2 hours longer to do a certain job than it takes Tom. They worked together for 3 hour...

A:

Q: A circle has a diameter of 4 cm. what is the area of the circle

A: Circle

Q: Brett can plow out all the driveways on his street with his new four-wheel-drive truck in 2 hours. U...

A: Time taken to plow driveway by Brett = 2 hrs Time taken to plow driveway by Brett's neighbour = 3 hr...

Q: Matthew runs 4 miles each day for 5 days. He ran an extra 2/3 mile the first day and an extra 3/4 mi...

A: topic - algebraic operations

Q: 19. Mitch bought a total of 13 pizzas and buckets of wings for his big Super Bowl $11.75 for a pizza...

A: Given query is to find the the number wings buckets were bought.