What is the domain of:f(x) = square root x − 2/x + 4

Q: What's the counterexample of |x+3|=|x|+3

A: Consider a equation: x+3=x+3……1   Now, counter example means to find a value of x for which above…

Q: Approximate the value of the root of f(x)=-3x³+5x²+14x-16 near x=3 to within 0.05 of its actual…

A: Given : f(x)=-3x3+5x2+14x-16, to find the value of the root near x=3.

Q: What is f(3)? f(x) = 3x²+9 x +1 f(3) = [? ]

A: Given the function fx=3x2+9x+1 We shall find f3 i.e., the value of the given function at x=3

Q: 4. Use the Intermediate Value Theorem to show that the equation 2x3 + x – 2 = 0 has a root in the…

A: The given equation is 2x3+x-2=0 has a root in the interval -1,1

Q: What effect does the “k” in f(x)= √x+k have on the graph of the square root function, √x and why ?

A:

Q: What are the x-intercepts of the quadratic function f (x) = x² + 6x –27? %3D O-1 and 27 O-27 and 1…

A:

Q: 29. f(x) = 3x4 + 8x³ – 18x? 30 %3D -

A:

Q: 5. For the quadratic function f(x) = 5x² – 3x + 1, what is f(3)? %3D

A: f(x) = 5x2 - 3x + 1 f(3) means the value of the function when x = 3 f(3) = 5·32 - 3·3 + 1 f(3) = 5·9…

Q: The quotient rule for square roots states that if a and be are nonnegative and b doesn't equal…

A:

Q: What is the result of completing the square for f (x) = x2 + 1?

A:

Q: Let f(x) = cx2.83. By what factor must x be increased in order to quadruple the value of f?

A:

Q: snip

A: Given polynomial function is: fx=x7+6x5-x4+x+2 We will check whether 23 is a zero of f(x).

Q: Find the domain of the square root function and express in INTERVAL NOTATION f(x) = v-3x –- 8

A: The function is given by fx = -3x-8 To evaluate : The domain of the function

Q: how is the irrational zero found?

A:

Q: s x−1 a factor of f(x)=4x^3−8x^2+8x−4​?

A: Given: To find whether x−1 is a factor of f(x)

Q: snip

A: To determine whether 13 is a zero of fx=4x3-5x2-3x+1. Solution: Factor theorem states that if x-a is…

Q: What is the value of x at which f(x) = -5x2+4x+17 has an extremum?

A: We have to find for what value of x it gives extremum

Q: Why is the square root of x equal to the absolute value | x |

A: Consider the given information. Let's understand this problem by example. x=-7 Now, square both…

Q: 57. f(x) = 5x² at x = 10

A: Note: - “Since you have asked multiple questions, we will solve the first question for you. If you…

Q: Find the X and Y intercepts of  y= 1 - the square root of 1 -x2

A: Given,

Q: Use Descartes's Rule of Signs to dete 17) f(x) = 3x -5x4 + x + 10

A: Given:   f(x) = 3x7 - 5x4 + x +10

Q: The graph of f(x) = 2x³ + 6x² horizontal tangents. – 90x + 8 has two What is the negative value of x…

A:

Q: Find the absolute maxim f(x) = 8x²/3 %3!

A:

Q: If one root of f(x) = x2 − 4x + 5 is 2 + i, what else do you know?

A: f(x)=x2-4x+5                                    One root is:=…

Q: Find a root of an equation f(x) = 0.582x³ - 0.437x + 2 using

A:

Q: f(x) = 3 IS %3D 3(x)ミVX |(90gl0) = ?

A:

Q: What is the domain of y=ln(x^2+3x−18)

A: Consider the given function

Q: 4 Find the value of f'(-1) if ƒ (x) =. (3xr² – 2x +1)

A: we have : f(x) = 4(3x2-2x+1)3 To find :f'(-1)

Q: Find the zeros of f(x) = x3 + 2x²- 2x+24 %3D How do we know what number to use?!?

A:

Q: If f (x) =2x³+6xr- 2, then what is f'(1)? %3D

A: Solve the derivative of the function for given value

Q: f(x) = x3 -3x2 - 3x +1 x=-1 is a root of the function how would you show that?

A:

Q: Solve the equation. Let f(x) = √3x2 − 26x sqaure root of (3x2 − 26x) For what value(s) of x is…

A:

Q: What is the value of f(1) - 16B in [x³ Inx dx = f(x) ((1/4) Inx-B) + C?

A:

Q: Find f'(x) and f"(x). f(x) = x² - 4

A:

Q: What is f'(0)? f(x) = (7x4) (3x+8)4

A: To find the derivative of given function at x=0

Q: Suppose​ f(x) is a quadratic function such that its vertex lies on the​ x-axis. How many distinct…

A:

Q: The x-values satisfying that 2x² + 5x – 12 > 0 is:

A: We have 2x2 +5x -12≥0

Q: Evaluate f (2) for the square root function f(x) = V5x + 6

A:

Q: need to find the x-intercepts of the quadratic by factoring  f(x) = 3x2 - 9x + 6

A: Given query is to find the x intercepts of quadratic.

Q: Find the absolute extremum value 1. f(x) = x - 8x² + 16; on [-3,1]

A: Introduction: The maximum and smallest values of a function within a certain set of ranges are known…

Q: What is the value of f(1)-16B in [x³ Inx dx = f(x) ((1/4) Inx-B) + C?

A: Please follow the next step.

Q: Find the domain of f(x)=the square root of (16/x^2)

A:

Q: What are the x-intercepts of the quadratic function f (x) = x² + 8x + 12? O -3 and -4 O 2 and 6 O 3…

A: For x intercepts put the value of f(x) = y=0 i.e.,                x2+8x+12=0…

Q: Is there a real number ______ whose square is -1? b. Does there exist _____ such that x 2 = −1?

A:

Q: 8. How many times is x= 1a root of f(x) = 2x -7x + 9x -5x +1? How do you know?

A: Solution :-

Q: 3. What is (x + x) / (x² + 1)?

A:

Q: What is the degree of the function g(x)=-2x(2x–1)(r² +1)* ?

A: We have to solve the problem

Q: f(x)= 3 √x related to the graph of the square root function, √x

A:

Q: What is the leading term of f(x) - 3)(3x + 5)*?

A:

Q: Find the difference quotient of  f(x)=square root of x-3

A: The given function is fx=x-3.