Consider two functions f(x) = 2x² + 16x + 6 g(x) = -8x² + 4x + 1. Let a be the maximum value of f(x) + g(x), and b the value of x at that moment. Then what is the value of a + b?

Q: if f(x)=6-9x, find f -1(-30)

A: Given,           fx=6-9x

Q: if f(x)=5x3 +4x-3, Find f(-4)

A: The solution of the problem is given in the next step.

Q: If f(x) = V3x² – 12x + 12, express the function, f, in simplified form.

A: Given function is fx=3x2-12x+12. To express the function f in simplified form. Solution: We have…

Q: Determine the domain of the function (x)= Vr2 - a2

A:

Q: 7) Determine when the function f(x) = 6x - 35x +56x - 20 is positive and when it's negative.

A: The given function is: f(x)=6x3-35x2+56x-20

Q: 4. f[g(-2)]=. %3D

A: Since you have posted more than one question we have solved the first one for you. For the remaining…

Q: If f(x) = x³ - 4x² + 3x - 1, find f(-2).

A: Since, it is given that f(x)=x3-4x2+3x-1 -(i)Our Aim is to find f(-2)=?

Q: If a and b are both positive numbers, which statement is true about the x-intercepts of the function…

A:

Q: Find f(3) if f(x) = - 4x2 + 5x.

A: A function relates inputs to outputs. An expression is said to be a function if for each input…

Q: Find the value of x if f(x) = 4x - 8

A: We have to find the value of x  If f(x) = 4x - 8 Put f(x) = 0

Q: Find f(-2). f (x) = 2x2 + 3x - 4

A:

Q: Find f(-7) if (x)=2x+8

A: Given  f(x)= 2x+8  we use substitution method to find value of f(x) at x= -7

Q: Let f(x) = 3x + 4 and g(x) = -2x – 3. What is (f + g)(a + b)?

A: Given,            fx=3x+4 and gx=-2x-3To find : f+ga+b

Q: Let f(x) = 4x² +4 and g(x) = -5x+5. Find the following. (1-g)(-3) (1-9)(-3)=

A: