Show all necessary solutions and justify all answers Prove the following. 2. Let x, y, and z be integers. If xly and yz, then x|z.

Q: The sum of the digits of a three-digit number is 20. If the digits are reversed and the resulting…

A: let one's digit - xtenth digit - y 100th digit - z

Q: 23)3,296

A: Given query is to perform division.

Q: Flour (cups) y 16 14 12 10 Dough (9, 15) (6, 10) (3,5) 8 6 4 2 0 0 2 4 6 8 10x Water (cups) 43 5 3

A:

Q: Find the vector equation for the line passing through the points P₁(-3, 6, 8) and P₂(−6, 0, 12). 0 0…

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Q: In Carinderia Tomasino, a combo meal consists of a cup of rice, a bowl of soup, a serving of viand,…

A: Combo meal consists of:A cup of riceA bowl of soupA serving of viandA dessert

Q: Linear Functions Application Alex has $10. He earns $5 every week doing chores at his house.

A: NOTE: Refresh your page if you can't see any equations. . Alex has $10,  he earns $5 every week…

Q: Given the system. -2x - 3y - 2z = 3 -x - 3y + z = 7 Which of the following statement is correct?…

A: The given system is:-2x-3y-2z=3-x-3y+z=7

Q: Consider the following relation. x = 5lyl-4 Step 1 of 2: Find four points contained in the inverse.…

A: We can find inverse points .

Q: 1. Determine the values of a and b so that the ordered pair (2,-1) is the solution of this system of…

A: Given Data : Here given system of equation is, 2ax+3by=24bx-ay=-5   Required : We have to find the…

Q: Nancy wants to invest $5000 in saving certificates that bear an interest rate of 7.75% per year,…

A: Let A = the final amount of the investment = $6000 P = the initial amount invested = $5000 r =annual…

Q: For the graph of y=f(x), where (x-4) (2x+5) (3x+1)(2x+3) f(x)=

A:

Q: Perform scaling on a triangle (1, 1), (8, 1) and (1, 9) with a scaling factor of 2 in both x…

A: CONCEPT    Let- Initial coordinates of the object O = (Xold, Yold) Scaling factor for X-axis = Sx…

Q: The amount of a compost in a circular garden bed is proportional to the square of the radius. The…

A: here given that The amount of a compost in a circular garden bed is proportional to the square of…

Q: Challenge An airplane is preparing to land at an airport. It is 43,400 feet above the ground and is…

A: We have given that an airplane is preparing to land at an airport. It is 43400 feet above the ground…

Q: on wednesdays your friend earns 25 in tips over a 5 hour period.on friday your friend earned 30.76…

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Q: What is the nearest distance of the point (16,26) to the line 2x +5y=9.

A: We know that distance of point (x1,y1) from the line ax+by+c=0 is d=ax1+by1+ca2+b2

Q: Find the missing values of the arithmetic sequence A) 10, x , y , 31, ….. B) -4, x-2 , y+3 , 20, …..…

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Q: plumber charges $20 an hour plus a $15 flat fee. Another plumber charges $18 an hour plus a  $30…

A: Given query is to find the time when both cost the same.

Q: Find the indicated derivative for the function. f''(x) for f(x) = 2x6 - 7x²+2x-2 f''(x) =

A:

Q: -81 45 8) Multiply using Matrices: (2x³ + 5x-1) * (x²-x²+x-2) 1.

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Q: Use the discriminant to determine the number of solutions to the quadratic equation -81a² +90a - 25…

A: Given query is to find the discriminant.

Q: 1. Given the matrix A = 246 0-14 427 find A-1 by transforming A to an Identity matrix (if possible)…

A: As per the Bartleby Guidelines, we are supposed to solve only 1 question. So, please upload the…

Q: Find the area of the polygon. A= (Type an integer or a or a decimal.) 9.5 ft 5 ft

A: Topic = Area

Q: For the given functions, find (fog)(x) and (gof)(x) and the domain of each. 1 1 + 19x f(x) = 1-X 19x…

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Q: calculator to evaluate the following logarithm accurate to 5 decimal places. If it is undefined,…

A: Given query is to find the value of the logarithmic expression using calculator.

Q: Carly plans to build a rectangular pen against an existing fence for her dog. She will buy 20 yards…

A:

Q: Jen Butler has been pricing Speed-Pass train fares for a group trip to New York. Three adults and…

A: let adults priceis  $xlet children price is $ythere for  3x+4y=120               2x+3y=86

Q: Prove or disprove: f is invertible. 3. (a) f: R→ R, f(x) = 3x.

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Q: Solve the system below. z + 5w = 1 3z + 18w - 3x + 15y + -x + 5y + z +6w -6 -2

A: We have, z + 5w = 1 z = 1 - 5w We have, -3x + 15y + 3z + 18w = -6 Putting the value of z in terms of…

Q: The graph of a quadratic function with vertex (2, 3) is shown in the figure below. Find the domain…

A:

Q: a b [2] ... c d 4 3 25 - [ 10 11 20 29

A: We multiply the given matrices using matrix multiplication to obtain linear equations in a and b and…

Q: Divide the polynomial by the monomial denominator by writing the fraction as the sum (or difference)…

A: Given is to perform division.

Q: a rabbit breeder starts with 7 rabbits if the rabbits grow at a constant rate of 25 percent how many…

A:

Q: Question 19 Find Standard Deviation for the data given. (choose closest answer). Round your answer…

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Q: certain route, an airline carries 6,000 passengers per month, each paying $200. A market survey…

A: Given query is to find the function for the number of passengers.

Q: Graph a line by plotting two ordered pairs with internet value coordinates that satisfy the equation…

A: Topic:- geometry

Q: Find the range of the quadratic function. y = 2x² + 12x+17 Write your answer as an inequality using…

A:

Q: Find (fog)(x) and (gof)(x) and the domain of each. f(x)=x+1, g(x) = 6x² - 5x-1 (fog)(x) = (Simplify…

A:

Q: Algebra 1a Linear Functions Application Alex has $10. He earns $5 every week doing chores at his…

A: We can solve the given problem by using the concept of linear functions.

Q: Graph the system of linear inequalities in two variables. 3x + y<2 x+2y<8 Use the graphing tool to…

A: See this solution in below.

Q: For each ordered pair (x, y), determine whether it is a solution to the inequality 6x+5y≤2. (x, y)…

A: given    6x+5y≤2

Q: (x-2) is a factor of x^3+x^2-5ax+2a^2 a can take the value of 2 or which other number ?

A:

Q: Bruce, Clark and Diana found a box of old baseball cards in the attic. They sold 131 cards to a…

A:

Q: K Using the graph, determine any relative maxima or minima of the function and the intervals on…

A:

Q: Find the circumference of the circle. Use 3.14. Question 3 of 8 23 mi >

A: given  radius of circle is 23 micircumference is c=2πr       where   r is radius

Q: Domain of g-¹ (x) ;.

A:

Q: Use the given sets to find A∩B A={2,3,5,8,11,15,20} B={4,6,7,9,10,12,13}

A: NOTE: Refresh your page if you can't see any equations. . given sets are

Q: How do you get the 1.26 for the answer?

A: We have to solve  r3= 2, to get the required answer.

Q: To stretch or compress a function in the x or the y direction you should the function by a constant.…

A: To describe the transformation of graph of a function

Q: Problem 20. a) A 3 cm x 3 cm x 3 cm cube is built out of 1 cm x 1 cm x 1 cm linking cubes. In the…

A: Due to Bartleby guidelines, only 3 sub parts can be solved. Please repost the remaining questions to…