Find the interval in which the function given by y = 4x3 - 6x2 -72x + 30 is decreasing.

Q: Find the point at which the line f(x) = 3x – 9 intersects the line g(x) 3x + 9 -

A: The function f(x)=3x-9 and g(x)=-3x+9 intersects when f(x)=g(x).

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Q: Find the equation of the line tangent to the graph of f(x)=5x^{3}+6x^{2}-6x-3

A: This question is related to functions, We will solve it using given information.

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Q: Find the point at which the line f(x)=5x+14 intersects the line g(x)=−2x (_,_)

A: Given that,  Line f(x) =5x+14 and line g(x) = -2x intersects. So, both the function gives the same…

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A: fx=x+4

Q: At what interval is y= 2x3-3x2- 36x + 14 increasing? Decreasing?

A: Question is solved.

Q: Find the value of the constant k that makes the function continuous. 2x - 5x - 25 if x +5 g(x) = х -…

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Q: Find the value of the constant k that makes the function continuous. 2x2 - 4x - 16 if x #4 g(x) = х-…

A: Solving by continuous definition we have

Q: The function f1x2 = x2 is decreasing on the interval

A: fx=x2 Differentiating with respect to x, we get f'x=2x

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Q: The point of the given function at (2, -7) is found to be y = x3 – 2x2 – 4x + 1

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Q: An accessories company finds that the cost and revenue, in dollars, of producing x belts is given by…

A: NOTE: Refresh your page if you can't see any equations. . the revenue and cost functions are

Q: Find the interval in which the function f(x) =xex is decreasing.

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Q: Find the interval in which the function given by h(x)= 4x – 6x? - 72x + 30 is decreasing. A. (- ∞, -…

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Q: Find the point at which the line f(x) = – x – 2 intersects the line g(x) = 3x + 6

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Q: Find the interval in which the function given by y = 4x3 - 6x2 – 72x + 30 is decreasing. O A. (-…

A: Given that the function is      y = f(x) = 4x3-6x2-72x+30 Here we have to find the interval in which…

Q: What value of b completes the function f(x) = −x2 + bx + 1?

A: We have to find the value of b that completes the function f(x)=-x2+bx+1.

Q: Find the point on the graph of the line f(x)=3x+4 that is closest to the point (6,3) x= y=

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Q: Find the intervals on which the function f(x)=x−4x2 is increasing and decreasing.

A: Given function:

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Q: Find the interval where the graph of y = x3 + 2x2 − 4 is decreasing and concave up.

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Q: The interval in which the function is decreasing is at x2 бх + 1 2 x3 y = 3

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Q: Find a formula for the linear function with slope −3 and x-intercept 2.

A: Refer to the question.For the linear function with slope −3 and x-intercept 2, use the slope…

Q: Find the point at which the line f(x)=−x−4 intersects the line g(x)=5x+14.

A: On solving this we will get

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A: Definition used -                 Equation of a tangent to a point x= a for a function f(x) is…

Q: Find where the function f(x) = 3x4 − 4x3 − 12x2 + 5 is increasing and where it is decreasing.

A: Topic = Functions

Q: Show that the function f (x) = x* + 3x + 1 has exactly one solution in the interval [-2, -1].

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A: A function f(x) is continuous at a point x = a iff:

Q: Find the absolute maxima of f (x) = 2x³ – 6x in the interval

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Q: Find the interval in which the function given by h(x)= 4x – 6x – 72x + 30 is decreasing.

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Q: Graph the function on the interval [-5, 1). f(x) = [[x+5]] 5- 4- 3 V

A: Break the function as a branch function as in next step.

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A: We need to find a point of intersection of both the given lines.

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