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Use the ALEKS graphing calculator to find the x-intercept(s) and vertex for the quadratic function. f(x)...
The polynomial function fis defined by f(x) = -3x +7xº+3x-9x-1. Use the ALEKS graphing calculator to find all the points (x,8(x)) where there is a local Round to the nearest hundredth. If there is more than one point, enter them using the "and" button. (s. S()) = 00 Cand Х 5 ? Continue
Use the quadratic formula to solve for x. 4x² – 5x-2=0 (If there is more than one solution, separate them with commas.) x = 0 0/0 mm 5 ? Find the x-intercept(s) and the coordinates of the vertex for the parabola y = x - 4x-12. If there is more than one x-intercept, separate them with comma x-intercept(s): 1 vertex x 5 ? Continue The function f is defined as follows. Find f(3). Simplify your answer as much as possible....
Find all y-intercepts and x-intercepts of the graph of the function. f(x) = 2x² – 2x² – 32x+32 If there is more than one answer, separate them with commas. Click on "None" if applicable. None ajo y y-intercept(s): 1 DO X $ ? x-intercept(s): 2
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
a.Consider the following quadratic function. f(x) = 8x2 + 112x + 397 Find the vertex. (x, y) = b.Consider the following quadratic function. f(x) = −3x2 + 4x − 7 Find the 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...
Use quadratic regression and a graphing calculator to find the quadratic function that best fits the data set. Then use the model to forecast the value of the function at the indicated point. (Round your coeffiecients to two decimal places.) Years Since 1985 Abortion:s (per 1000 live births) 0 5 10 15 16 17 422 389 350 324 325 319 What was the abortion rate in 2007? (Round your answer to the nearest whole number.) abortion:s
*to be done without graphing calculator* i View an Example Find the vertex of the graph of the quadratic function. Determine whether the graph opens upward or downward, find any intercepts, and sketch the graph. f(x) = -x + 6x-8
5 6 8 The graph of a function is given below. Give all y-intercepts and x-intercepts shown If there is more than one answer, separate them with commas. Click on "None" if applicable y intercept(s): x -intercept(s): I ..None
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 - )? +