Example 1 Use the related graph of each equation to determine its solutions. 14. x? + 4x = 0 15. -2x2 – 4x – 5 = 0 16. 0.5x2 – 2x + 2 = 0 17. -0.25x2 – x –1 = 0 18. x2 – 6x + 11 = 0 19. -0.5x? + 0.5x + 6 = 0

Q: graph the circle using its end points (-2, -8) & (0,0)

A: Solving the problem by finding the graph of the equation.

Q: 3

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Q: for x 1 x -1 = ( JI- 2 for x = 1, show that flx) is continuous at x = 1

A: If fx=x2-1x-1  for x≠12  for x=1then to show that fx is continuous at x=1.  

Q: Let R be a partial order relation on Z*. For any positive integers a and b, (a, b) E R if a|b. Are t...

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Q: All quadratic functions will factor, so finding the zeros by graphing is not needed. True O False

A: This is not always happen. 

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Q: What is the equation of h (x) = f (g (x))? %3D f (x) = 3x² + 1 g (x) = -x + 2

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Q: 86 (4n+2) n=2 Submit Answer

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Q: Solve the following system of equations. x+2y 10 -x-5y = -19

A: x+2y=10 → (1)-x-5y=-19 → (2)adding⇒ (1)+ (2) x+2y-x-5y=10-19-3y=-9y=3

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Q: Let R be the divisibility relation (|) on A = {3,5,6,7, 10, 20, 30}. We know that (A, |) is a poset....

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

Q: A culture of bacteria has an initial population of 640 bacteria and doubles every 2 hours. Using the...

A: Given that a culture of bacteria has an initial population of 640 bacteriaand doubles every 2 hours....

Q: Determine which property of determinants the equation illustrates. 1 2 0 o 0=0 5 6 -8 4 O If one row...

A: solution

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

A:

Q: 31. The maximum period for the limits of the Fourier series A. 0° B. 90° C. 180° D. 360°

A: Please see the below picture for detailed solution. 

Q: Kayla invested $88,000 in an account paying an interest rate of 8% compounded daily. Sadie invested ...

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Q: 16. 12 25 10 20 15 16 10 15 6. 10 12 14 14. 18. xy 40 12 19. y=- 20. y =+2 21. The distance driven b...

A: While direct variation describes a linear relationship between two variables , inverse variation des...

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A: Given query is to find the calling amount and cost when both plans is same .

Q: y = 2x+ 11 3x-2y = - 19

A:

Q: 34. Evaluate sin(1 +í) and express the result in rectangular form. A) 1.554 +0.787i B) 1.115+ 0.235 ...

A: Note that: sin (a+ib)=sin (a) cosh (b)+i cos (b) sinh (a)...(1)

Q: Find the determinant of the elementary matrix. 0 0 1 0 10 100

A: We have to find the determinant of the elementary matrix  001010100.

Q: AY

A: topic - quadratic equations

Q: E Module 5: Credit an.. KE 5-4 Classwork Rational Exponents / Simplify. V32 Write 32 as a base to a ...

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Q: Write a polynomial function of least degree with integral coefficients that has the given zeros. + 0...

A: topic- polynomials

Q: (2) The number of women in the workforce, based on data and projections from 1950 to 2050, can be mo...

A: Given query is to find the slope and the equation of the line  

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: A bag contains 33 coins, some dimes and some quarters. The total amount of money in the bag is $4.35...

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Q: What is g(f(-1))? -1 2 1 2 4 8. 16 g(x) -5 -3 -1 1 3

A:

Q: Write an equation of the line below.

A: Given graph:-     TO FIND:- Equation of line in given graph

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

A: Given problem:-

Q: A theater charges P 360 for adult and P 150 for children for one advanced movie screening. If the to...

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Q: 19. Ten bakers can bake 20 cakes in 4 hours. How many bakers are needed to bake 8 cakes in 2 hours? ...

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Q: On a 101-mile trip from Pensacola to Tallahassee, Florida, Shanna drove 9 miles per hour slower than...

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Q: A. How many pieces of wre, ach 2Oomm (ong, could be cut pum a 10-meter coil?

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Q: Find the x-intercept and y-intercept of the line. 2x+4y=-8

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Q: O GRAPHS, FUNCTIONS, AND SEOUENCES Finding the slope of horizontal and vertical lines Fill in the bl...

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Q: (i) 8. 6. 1 8. 1 7 Compute M 1 2 6. 3 3 3 6. 7 (ii) 8. 1 -1 M 1 Transpose(M) %3D 3 3 3 (iii) 2 6. M ...

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Q: 3400 dollars is placed in an account with an annual interest rate of 7.5%. How much will be in the a...

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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 → -∞ - - ...

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Q: 41. A rubber ball is dropped from a height of 15 meters. On each rebound, it rises 2/3 of the height...

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Q: evaluate the expression (simplify your answer completely)  a)5^log5(7) b)4^log4(23) c) e^in(30)

A: Given query is to eveluate expression.

Q: A country taxes the first $30,000 of an individual's income at a rate of 20%, and all income over $3...

A: Given problem:- A country taxes the first $30,000 of an individual's income at a rate of 20%, and al...

Q: Sarah and Mateo do a job together in three hours. Working alone, Sarah does the job in 5 hours. How ...

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Q: Solve the quadratic equation by factoring. Show your work and explain the steps you used to solve. 6...

A: This is a problem of basic application of the algebra. Based on the factorization we will solve the ...

Q: Simplify by factoring. 9 3 - 384x /- 384x° = | 9 (Simplify your answer.) %D

A:

Q: Suppose that a certain radioactive substance has a halflife of 24 years. If there are presently 6748...

A: Given query is to find the amount of substance after 50 years.

Q: 18. A computer installer agreed to do an installation for $150. It took him 2 hours longer than he e...

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Q: Not every quadratic function will have zeros. O True O False

A: The quadratic function f(x) = ax² + bx + c will have zeroes only if, ' b² - 4ac ' is greater than or...

Q: 5+2?

A: