f (x) = x2 – 2

Q: if f(x)=√x and g(x)=2x+5, then state the domain of (gof)(x)

A: Given:       fx=x       gx=2x+5   Then      gofx=gfx                   =gx         gofx=2x+5

Q: James just retired, and has $720,000 to invest. A very safe Certificate of Deposit (CD) account pays...

A: assume he invested amount x in CD so, he invested 720000-x in Riskier bond

Q: A large waterfall is managed so that a minimum of 150,000 cubic feet of water per second (ft/sec) fl...

A:

Q: Problem #16: Which of the following statements are always true? (1) If A and B are n× n matrices wit...

A: There are three statement based on property of determinant. We have to find the always true statemen...

Q: 25x+75>450

A: 25x +75 > 400 

Q: What is the equation whose roots are reciprocal of the roots of the equation of 2x2 + 5x + 2 = 0?

A:

Q: t. 0x+2=D0

A: To solve the equation:7x2+6x+2=0

Q: Given the quadratic function f(x) = 4x² – x. Compute f(a + h) – f(a)= f(a + h) – f(a) Assuming h + 0...

A: The solution can be seen below.

Q: 4 8 10 -10 -8-64-2 -2 4. -6 -10- the eavation writcę each Tine write CO 2.

A: The given line is parallel to x-axis and If a line is parallel to x- axis , it will always be at a f...

Q: let  A and  B be  square  matrices of order n  such that  Ax=Bx  and x belongs to Rn  then   find  ...

A: Ax = Bx implies  Ax - Bx = O So, (A - B)x = O where x belongs to Rn  So, x belongs to the null space...

Q: If $12.3 million is 75% of the budget, then how much is the full budget?

A: Given that: $12.3 million is of 75% of the full budget.

Q: Activity 5 Simplify the following expressions in Column A to find out the answer of the given trivia...

A:

Q: 2) For each equation, tell whether it is always, sometimes, or never true. Explain your reasoning in...

A: As per student's request (2) Find whether the given equation is always , sometimes or never true. ...

Q: 2. Find the inverse of the following : Y= log, (r-8)+6

A:

Q: For the graph below, determine if it represents a function that is increasing or decreasing.

A: The given graph of the function is:

Q: Use the graph of the function y=h(x) below to answer the questions. (a) Is h (5) negative? (0,0) O Y...

A:

Q: The table below gives the annual sales.(in millions) of a product. year 2013 2014 2015 2016 2017 201...

A:

Q: Absolute maximum: Absolute minimum: Question Help: D Video M Message instructor Submit Question

A: Given query is to find the absolute maximum and minimum from the graph.

Q: Use the freezing and boiling points of water to find a formula expressing Celsius temperature C

A: Follow the procedure given below.

Q: quadratic

A:

Q: Sam Salverri is planning to retire in 15 years. Money can be deposited by 8% compounded quarterly. W...

A:

Q: Suppose f(x) = 7x + 3 and g(x) = 5x – 7.  Find f(a + h) – g(a + h)

A:

Q: 5 4 3 1 -5 -4 -3 -2 1 3 4 -1 -2 -3 -4 -5

A:

Q: Find the x- and y-intercepts of the graph of 2 3y = 22. State each answer as an - integer or an impr...

A: Given that: 2x-3y=22

Q: x- 12 Select Function D, f(x) = Check the x, info and x, info boxes, and check the Conclusion box. N...

A: The best reason is given below:

Q: Suppose that A, B, and C are 38 × 38 matrices that satisfy the following equation, (A + 4BC¯!)1 = }C...

A:

Q: Use the graph of the function y=gx) below to answer the questions. (a) Is g (5) positive? O Yes O No...

A:

Q: For a health assignment, Janet and Kate record how many students wear glasses in each of their class...

A:

Q: Suppose that the functionh is defined, for all real numbers, as follows. -5 h(x) = 3 if x 0 if x=0 G...

A:

Q: 6. 6, 6, b. a. (2, 3) (0, 2) -9 (0,-1) (4,-2) -6 C. 6. d. 6. (-3, 3) (4, 0) -9 -9 9. (3,-1) (2,-1) -...

A:

Q: Consider the following piecewise-defined function. -*+4 if x 8 Step 1 of 3: Evaluate this function ...

A:

Q: h(x) = Vx + 3 %3D

A: The given function is: h(x)=x3+3

Q: Which of the following congruence classes contain the integer 34? (Show some work for each part of t...

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Q: what is 1223x 123,568,57

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Q: 1/2x2 + x − y − 2 = 0 Find the zeros if any

A:

Q: How would you check values for x and y after solving linear equations in x and y

A: topic - linear equations

Q: 3) Solve for v: h = -16t2 + vt

A:

Q: What rule of inference starts with an implication? A simplification B disjunctive syllogism Cmodus t...

A: Given:   Rule of interface start with Implication 

Q: 4x2 -36х 7 X -9 What are the zero(s) of the function f(x) = Ox = -9 Ox = 0 Ox = 9 Ox = 0 and x = 9

A: The objective of the question is determine the zero of the given function.And choose the correct opt...

Q: 3. Divide (x3 + 3x² – 2x + 6) by (x – 1)

A:

Q: Refer to the angle measure below and list the reference angle (between 0 and 90) that you can use to...

A: The reference angle is the smallest ,acute angle between the terminal side of the angle and the x-ax...

Q: In 1983 the average tuition for one year at an Ivy League school was $11,800. Thirty years later, in...

A:

Q: Use the situation to choose the correct answers. Complete Steps 1-2 in order. | 8. Step 1: Determine...

A:

Q: A postal carrier can deliver to 130 houses in a 2.5 hour period. At this rate, how many hours will i...

A: To find number of hours it will take to deliver to 312 houses.

Q: MODELING WITH MATHEMATICS You have 40 minutes to exercise at the gym, and you want to burn 300 calor...

A:

Q: Find the equation of the quadratic function q whose graph is shown below. 9 (x) = | %3D (-4,- 1) (-3...

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Q: Find the value of cos P rounded to the nearest hundredth, if necessary. P 16 R

A:

Q: Solve the radical equation be sure to check all solutions to eliminate

A: We will square both side and get the solution.

Q: x² – x + 1 1 - (c) lim x→1 x + 1 2 using definition of the functional limit

A: We can prove the statement as below using definition of limit

Q: What is the solution set for x in this equation: x² + x -12 = 0? A O {3, -4}

A: The given equation is:x2+x-12=0 To solve for x