The length of a standard-sized rectangular rug is 20 feet longer than the width.let x be the width .which of the following quadratic inequalities indicates that the area of the rug is no less than 80sq ft?? A.x(×+2)>80. B.x(×+2)_>80. C.x(×-2)_>80 D.x(×-2)>80

Q: Use the quadratic formula to find the x intercepts of the following function. y=x2+3.8x-6 smaller…

A: Given quadratic expression is  y=x2+3.8x-6                    (i) To find the X-intercept of y, the…

Q: Without graphing what is the vertex of the quadratic function 2x^2-8x+8

A: Topic = Functions

Q: maximum

A: Second Derivative Test for Local Extrema:- The second derivative may be used to determine local…

Q: Given the set of quadratic functions, complete the table of values of x and y and then draw their…

A: This is a problem related to the plotting graph function by x and y values. Please follow the…

Q: if the sum of squares zeros of the quadratic polynomial f(x) =x^2-8x+k is 40. Find k

A: If the roots of ax2+bx+c=0 are m and n Then m+n=b, mn=c

Q: The total amount spent by some number of people on clothing and footwear in the years 2000-2009 can…

A:

Q: Find the vertex and the axis of symmetry of the quadratic function : 2x^2-3x+4

A: Given,

Q: After making a change of variable, the quadratic form x+ x+ x + 6x1x2 + 14x1x3 + 6x2X3 is…

A:

Q: The cost function for a certain company is  C = 40x + 500  and the revenue is given by  R = 100x −…

A:

Q: Which of the following is NOT an example of a quadratic expression? ap2 + 5x + 3 12r - x2 dNone of…

A: Solution is given as below:

Q: The total amount spent by some number of people on clothing and footwear in the years​ 2000-2009 can…

A: Given that: The total amount spent by some number of people on clothing and footwear in the years​…

Q: Determine the vertex of the following quadratic y = -5x² – 10x – 7

A: The given Quadratic represent a parabola. Its vertex is the point where line of symmetry intersect…

Q: In Problem,find the intercepts of each quadratic function

A: Given,f(x)=3x2-2x-8 We know,x-intercepts are those points on the graph of an equation where it…

Q: What are the zeros of the following quadratic equation? y= x + x-12 O x= -3, 4 O x= 4 X = -3 Ox-…

A:

Q: Find real solution if any using quadratic formula .  8x2  -x+4=0

A:

Q: The graph of the quadratic function f(x) = −2x² - 4x + 6 is shown. + -2 8 6 4 2 -2 -4 -6 -8 DA → 2 4…

A:

Q: Determine the corresponding quadratic function for the following graph. -2 [ Select ] -3 corresponds…

A: To solve the following

Q: A small cell phone company estimates that by charging xx dollars for each phone, they can sell…

A: We use second derivative test to find out where revenue maximum

Q: The cost function for a certain company is C = 30x + 600 and the revenue is given by R = 100x −…

A: Explanation of the answer is as follows

Q: Solve then sketch graph the following quadratic inequalities in one variable. 1. x2 + x - 6 > 0 3.…

A: The given quadratic equation is: x2+x-6>0x2+3x-2x-6>0x(x+3)-2(x+3)>0(x+3)(x-2)>0

Q: A company that manufactures wallets has determined that the dollar cost of producing wallets per…

A: Let us write the function of selling price ,cost price and profit of the company  Let x be the no of…

Q: Find the vertex of the quadratic function f(x) = 3x2 − 36x + 107.

A: Consider the given function f(x) and compare it with general equation for parabola to find the…

Q: Use the ALEKS graphing calculator to find all the real zeros of the quadratic function. f(x) = 3x +…

A: Given function is fx=3x2+7x-2

Q: Solve the polynomial inequality: 4(x+4)(x+6)(x−5)≥0  What do I do with the beginning number 4? do i…

A: This is the question of inequality and we solve it for the variable x. But we get x in interval.

Q: A company that manufactures handbags has determined that the dollar cost of producing handbags per…

A:

Q: B. Determine whether each of the following is a quadratic equation or not. 1. 2x²+ 6x = 5 2. 4x?…

A: We know that a quadratic equation is written in the form of  ax2 + bx + c = 0. Here a is cofficient…

Q: Show by substitution whether the number x is a solution of the corresponding quadratic equation. 4…

A: using substitution x = -45

Q: Determine the vertex and axis of symmetry of the following quadratics. 5. f(x) = 2(x – 3)2 – 1 6.…

A:

Q: Write down the quadratic form that corresponds to the following 4 -1 -3 -3 1 324

A: The given matrix is, A=3242-1-34-31. The quadratic form of the matrix A is Q(x)=xTAx, where…

Q: The cost function for a certain company is C = 60x + 300 and the revenue is given by R = 100x −…

A: We have to find the value of x.

Q: 22. The height, h(t), of an object thrown is described by the following quadratic (wheret represents…

A:

Q: The revenue for a restaurant chain (in billions of dollars) for the years 2010 to 2015 can be…

A: According to the problem,,

Q: Find the Maximum or Minimum value of the following quadratic function f(x) = -3x2 - 12x + 7

A: Given quadratic function: fx=-3x2-12x+7 For a quadratic function fx=ax2+bx+c: The maximum or minimum…

Q: What are the zeros of the following quadratic equation? y=x -6x O x= 0,6 O x-4,-2 O x= 6 O x=1,-6

A:

Q: The profit function, in dollars for a product is given by π(x)=-x3 +76x2-380x-2800 where x is the…

A: Breakeven occurs at 10 means x=10 is a factor of pi(x)

Q: For the quadratic function, 10x² + x-2 = 0, x = , -4. O True O False

A:

Q: What are the zeros of the following quadratic equation? y = x-9 O x= 2.5,-2.5 O x= 3 O x= 3,-3 O x=…

A:

Q: A computer store owner estimates that by charging x dollars each for a certain computer, he can sell…

A:

Q: Solve the polynomial inequality and gra x' 2 4x

A:

Q: B. Determine whether the given table of values represents a quadratic function or not by getting the…

A: Lets consider table 1 take difference of y values Difference in y values are  second difference is…

Q: The cost function for a certain company is C=70x+200 and the revenue is given by R=100x-0.5…

A: Profit , revenue, cost function

Q: Given the quadratic function x²-8x+12% 3y, find the:

A: We are solving the first three subparts and for the next subpartspost the question again and…

Q: Use the quadratic function h to answer the questions. h(x)=2x^2−4x+7   What is the vertex of the…

A:

Q: A) The length of a standard-sized rectangular rug is 2 feet longer than the widt the width. Which of…

A: Explanation and solutions is given below....

Q: Use the quadratic formula to find the zeros of the function f(x) = 4x2 + 8x - 3.

A: Our Aim is to find the zeros of the function f(x)=4x2+8x-3using quadratic formula.

Q: ciated with the quadratic form x)²- 2x1x2 + 3x1x3 – X1X3.

A:

Q: Suppose the revenue R in thousands of dollars that a company receives from producing x thousand…

A:

Q: Determine the rule of the quadratic function represented in the graph below. |(0,0) (-5,-20),…

A: