Which of the following statements is not true for the equation of a quadratic function? In...
13. The following quadratic function is written in general form: f(x)=x2-6x-7 a) Write the factored form b) Write the vertex form (also known as standard form). c) Find the y-intercept. Which of the three forms listed above is the most useful in identifying the y-intercept and why? d) Find the x-intercepts. Which of the three forms listed above is the most useful in identifying the x-intercepts and why? e) Find the vertex. Which of the three forms listed above is...
4) A company's Cost function is: C=8x2-50x +103, Revenue function is: R=4x2+3. (Profit=R-C) Find the Profit equation: a. b. Find the break-even points: ( _) U c. Find the Profit intercept: (_ d. Find the max profit (Vertex): ( e. Sketch a Graph f. Domain: g. Range: h. Find the intercepts if the company wants a Profit of $200. L.), 8) Cost = x2+2x+1, Revenue = -5x2+6x-10 Profit 9) Cost = 7x2–7x+7, Revenue = 4x2+7x+7 Profit 10) Solve the Quadratic...
+ 6/7 points Previous Answers ColAlg7 3.1.009. A quadratic function f is given. f(x) = x2 - 2x + 6 (a) Express fin standard form. f(x) = (x + 1)2 + 5 (b) Find the vertex and x- and y-intercepts of f. (If an answer does no vertex (x, y) = ( 1,5 x-intercept (x, y) = ( DNE y-intercept (x, y) = 0.6
f Question 2 (10 points): Find the vertex of the quadratic function. Graph the function and label the vertex and the x- and y-intercepts with numbers or coordinates. Do not round the numbers: yx26x 3 Question 3 (10 points): Simplify the complex fraction
10 For the given equation and graph of the quadratic function, do each of the following. Complete parts (a) through (e). f(x) = -2(x - 5y2 + 2 a. Give the domain and range. The domain is (Type your answer in interval notation.) The range is (Type your answer in interval notation.) M h -10-8-82 2 -4 -6 -B 10 b. Give the coordinates of the vertex. The vertex is (Type an ordered pair.) c. Give the equation of the...
1. 0/4 points | Previous Answers WaneFMAC7 2.1.009. Sketch the graph of the quadratic function. HINT (See Example 1.) f(x) = -x2 + 4x - 4 Tools Actions ROD Object Properties Select a tool or object to Begin Help WebAssign graphing tool Indicate the coordinates of the vertex, the y-intercept and the x intercepts (if any). (Il vertex (x, y)-( y-intercept x-intercept(s) Need Help? Read Submit Answer Price Another Version Viewing Saved Work Reverf to Last Response
3. List the vertex form of the quadratic function and state all relevant information. 4. Convert the quadratic form f(x) +3-4 into standard form (le. multiply t out). Then check your solution to example 2. 5. Continuing with example 2, read the questions and solutions. Paying particular attention to part d. How can we find the axis of symmetry (aka the x-value of the vertex)? 6. (Note: we will not be covering 'completing the square' in this class, but feel...
Consider the quadratic function: f(x)=2x^2−8x+2 . Find the following for this parabola. A) The line of symmetry: B) The vertex: C) The vertical intercept is the point D) Give the coordinates of the two xx intercepts of the parabola as ordered pairs.
Question 12 (3 points) Match the quadratic equation with the form it represents. y = -5 (x – 3) (x + 1) 1. Standard Form 2. Vertex Form y= -x2 + 2x – 7 3. Intercept Form y=3(x + 2)2 - 1
Consider the quadratic function: f(x) = 22? + 14x + 13 . Find the following for this parabola. A) The line of symmetry: B) The vertex: C) The vertical intercept is the point D) Give the coordinates of the two z intercepts of the parabola as ordered pairs. Round your values to two decimal places for this part, if the roots are irrational.