If Var(X)=3, what is Var(2X + 1)?

Q: Suppose tnat! for x 6

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Q: Var(X)=3, what is Var(2X + 1)?

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Q: What is the value of f(2) for the polynomial x ^ 3 + 3x ^ 2 - x + 1 ? What does this mean about the…

A: Here, fx=x3+3x2-x+1

Q: Find f'(2), if f(x) = In(2x³ – 3x).

A: Given,          fx=ln2x3-3x

Q: 2. Find f(3x) if f(x) = 4 – 2x². (

A: We have to find f3x if function is given as: fx=4-2x2 In this case we just have to replace the value…

Q: Find f'(x). f(x) = 2 In (2+7x2)

A: Taking derivative with respect to x,   Take the constant 2 out of the brackets,

Q: Evaluate f(-3): -x2 – 3 for x < -2 3x +7 for-2s x,< 3 for x 2 3 f(x) = %3D

A: We need to find f-3 We have fx=-x2-3            for x&lt;-23x+7             for -2≤x≤3x…

Q: If Var[x]=0.4, what is Var[2x+1] = ?

A: According to the given information, we have Var[x] = 0.4

Q: Differentiate f(x) = (2x³ + 3x² )(x² + 5x³ +5) using product rule.

A: This question is based on product rule of differentiation.

Q: Differentiate f(x) = (8x³ + 4x )(2x² +5) using product rule.

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Q: 2) Find f'(x) if f(x) = 6x¬2 + 8x3 + 11x.

A: We have to find f'(x) where f(x)=6x-2+8x3+11x.

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

A: Given that, f(x) = 4 - 2x2

Q: and how do you know?

A: Function: f(x)=17x^14-3x^11-5x^10+224x^8+84x^7-3x^5+32x^4-2 Leading coefficient is 17&gt;0 So there…

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 interval of increase of p(x)=x2+5x+6

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Q: 2dx Evaluate (x – 3) Vx² – 6x + 5 -

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Q: 16) If x = 5y-3 and y = -2a3, express x in terms of a.

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Q: 8) Find 4 given : f(x)=- (3x² – 2x +1)'

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Q: at x=3.

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Q: Find the extreme values of on [-2,2]. f(x) = Sre™, x 0

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Q: 4x - 7x Differentiate with respect to 'x' 6x + 5

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Q: Find f '(x). f(x) = In (6x2 + 5)

A: Question 1,Given,           fx=ln6x2+5

Q: If f(x) = 5x' +x²+ 4, then f(-2)- --

A: Given : fx = 5x3+x2+4

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: Sketch the graph of:

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Q: Find sum of two polynomial f(x) = x^3-7x+6 and g(x) = 5x^3-8x+1

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Q: Find f5(x) if f(x)= 3√3x+2

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Q: What is the sum of all y-coordinates of the inflection points of f(x)=x³-5x4+3x-2?

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Q: Evaluate f(x) = 4x2-9x at f(- 3) %3D

A: Solution: The objective is to evaluate f(-3)

Q: Find f- (x) for f (x) = 5 + 8x.

A: Given, fx=5+8x

Q: How to do intermediate value thereom f(x)=2x3+6x2-8x+2 : [-5,-4]

A: Consider the given function

Q: If  f(x) = x2 - 2x - 2  then f(-2) =

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Q: Determine the non-permissible value(s) for 3x+2x² x² - 6x

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Q: f(x)= 5x^2-31x+6

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Q: Find the 3rd term of (x + 2)³.

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Q: Find f- (x) for f (x) = 3+ 10x.

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Q: 19. f(x)=x²-5

A: Topic = Functions As per guidelines , At a time only one question can be answered out of different…

Q: Evaluate f(-3) for (x)=x^3+3x+17

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Q: Find f(-3). f(x) = 4x +7

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Q: 3. What is (x + x) / (x² + 1)?

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Q: Differentiate f(x) = x² – 3x by first principles“

A: Given f(x)=x2-3x

Q: What is the coefficient of x'y' when (x – 2y)² is expanded using the - Binomial Theorem?

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Q: Eliminate the arbitrary constants of: x^2=Axy+By

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Q: By applying product rule to find y' 3 (1+x*) x4 - x*

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Q: 1 If (x)=÷x' - 4x² - -x, then f(3)= 3 4

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Q: 2/ Find domain of y = x2-7x+10 x2–3x-5

A: on solving this we get