+ 6/7 points Previous Answers ColAlg7 3.1.009. A quadratic function f is given. f(x) = x2...
A quadratic function f is given. flx) = -x2. 4x 3 (a) Express f in transformation form. f(x) (b) Find the vertex and x and y-intercepts of f. (If an answer does not exist, enter DNE.) (x, y) vertex (x, y) (smaller x-value) x-intercepts (x, y) (larger x-value) (x, y) yintercept (c) Sketch a graph of f. Tools Actions Clear Al 1. Select an object from the Tools menu to the left. Delato 2. Enter coordinates in Object Properties below,...
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...
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
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...
Given the quadratic function: y = f (x) = x2 + 6x + 7 Write the given function in standard form, f (x) = a(x – h )2 + k , by completing the square. (You must show your work to receive credit.)
The following equation of a quadratic function is given in standard form. f(x) = 2x² - 12x + 21 Find the same equation in vertex form, then enter it below. Round your answers to the nearest tenth if necessary. f(x) = (x - )? +
17) Given the quadratic function g(x)= -x2 - 4x + 4 a) Express the quadratic function in standard forn b) Find its vertex.
16 For the quadratic function f(x) = -x2 - 8x, answer parts (a) through (c) (a) Graph the quadratic function by determining whether its graph opens up or down and by finding its vertex, axis of symmetry, y-intercept, and X-intercepts, if any. Does the graph off open up or down? 12 8- up Odown 2015 12 118 12 16 What are the coordinates of the vertex? The vertex of the parabola is (Type an ordered pair. Use integers or fractions...
Which of the following statements is not true for the equation of a quadratic function? In standard form, the y-intercept is clearly visible. In vertex form, the break-even points are clearly visible. In factored form, the x-intercepts are clearly visible. In vertex form, the coordinates of the vertex are clearly visible.
Determine the quadratic function whose graph is given. 16) +++++++++ ++++++ + Vertex: (-1,9) y-intercept: (0,8) A) f(x) = -x2 - 2x + 8 C)f(x) = -x2 - 2x - 8 B) f(x)=x2 - 4x + 8 D) f(x) = -x2 - 4x + 8