Question

I need to let the function f be defined by y=f(x), where x and f(x) are real numbers. Will you please help me find f(k2-1). 

f(x)= -x2-3x+1

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Math
Algebra

Related Algebra Q&A

Find answers to questions asked by students like you.

Q: #18

A: We have

Q: I need help on 4a, 4b

A: 4a) She must pick the side length of the colored papers so that it divides both length and width.  T...

Q: PEN GEAR Gel Ink Pen 9. Two cars leave Indianapolis, one driving east and the other driving west. Th...

A: Click to see the answer

Q: For Exercise, use the graph of y = f(x) to graph the given function. -y = f(x)- -5-4-3 y = f(x + 2) ...

A: means y=f(x) moved 2 units to left, 3 units down and shrank by 1/2 vertically.  So the new x will be...

Q: A solar oven is to be made from an open box with reflective sides. Each box is made from a 30-in. by...

A: Click to see the answer

Q: Find the sum of this arithmetic series. Σ 15-3) j=1 E (5j – 3) =U j=1 (Simplify your answer. Type an...

A: Click to see the answer

Q: For Exercise, refer to functions m, n, p, q, and r. Find the indicated function and write the domain...

A: Given functions are

Q: For Exercise, find the slope of the secant line pictured in red (1, 6) y = f(x), (5, 2)A -3-2-! 4 $

A: Click to see the answer

Q: For Exercise, identify the location and value of any relative maxima or minima of the function. y= f...

A: Relative maximum is a point where the curve goes from increasing to decreasing. Relative minimum is ...

Q: Simplify, using notation as needed, -150 The answer iS (Simplify your answer Type an exact answer, u...

A: Given expression √-150

Q: Both sets of values have an average of 13. It's Set A's standard deverarion smaller, larger, or abou...

A: Average of both sets are= 13 The set A has the smallest value=1 and largest value=25  The set B has ...

Q: a. Graph the functions on the viewing window [-5, 5, 1] by [-2, 8, 1]. y = x? y = x y = x b. Graph t...

A: a) We use a graphing calculator to graph them. Violet is: y=x^2 Black is y=x^4 Red is y=x^6

Q: y varies directly as the of R. If y is 7 when R is 6, find y when R is 24.

A: Click to see the answer

Q: Perform the operation 3/4 1/3 13. 6314 1/3 (Simplify your answer Type exponential notation I3D

A: Click to see the answer

Q: I need to solve the absolute value inequality then express the solution set in interval notation. Ca...

A: To determine the solution of the inequality.

Q: A survey asked people what alternative transportation modes they use. Using the data to complete a ...

A: From the given information, we can draw the Venn Diagram as shown below:

Q: For Exercise, determine if the relation defines y as a function of x. 4-B -2-1

A: We will do the vertical line test.  Vertical line test: We draw vertical lines through the graph. If...

Q: For Exercise, graph the functions by plotting points or by using a graphing utility. Explain how the...

A: Graph of f(x)

Q: For Exercise, solve for the indicated variable. |2s for s t =

A: Click to see the answer

Q: A graph is concave up on a given interval if it "bends" upward. A graph is concave down on a given i...

A: (a) Look at the adjoining graph shown below. Draw the graph for any interval let say (2,5). This gr...

Q: Analyze the polynomial function f(x) = 7x (x - 4) (x+3). Complete parts (a) through (h). %3D (a) Det...

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and s...

Q: Data from a 20-yr study show the number of new AIDS cases diagnosed among 20- to 24-yr-olds in the U...

A: Click to see the answer

Q: A rectangular frame of uniform depth for a shadow box is to be made from a 36-in. piece of wood. a. ...

A: a) Length =y and width=x So perimeter= 2(x+y) Given perimeter=36 in So,    

Q: Determine the restrictions on the variable. a – 6 a + 3

A: The denominator can never be equal to 0. Because any number divided by 0 is undefined.  

Q: Solve and complete the Square: 3x2 _12x=21

A: To Determine: Solve the given quadratic equation, using the complete the square method.             ...

Q: 2) The cost benefit function of removing percentage of pollutants from treated water pumped for dome...

A: Given cost benefit function of removing pollutant is given by, Here x stands for percentage of poll...

Q: Find n when a, =24, d= 8, and a, = 48.

A: Click to see the answer

Q: For Exercise, a. Graph the function. b. Write the domain in interval notation. c. Write the range in...

A: Click to see the answer