5)Let f ( x ) =3x4 + 4x3 Find the derivative. b)Find the critical numbers.

Q: Find the derivative of y = 2 + v2 + vx5 |2 + V2 + Vx5

A:

Q: xy2+5x2-3y2+45=0  (1,5)   Evaluate the derivative at the given function point.

A: We have to find derivative

Q: Let f be the function given by f (x) = 2x³ + x² - 3. What is the value of f' (2) ? A B 56 28 25

A:

Q: Find Interval(s) where function is Negative, and Interval(s) of concave downward.

A: Given query is to find the interval where function is negative and concave down.

Q: X(t) = b cos(wt) + V a² – b² sin²(wt)

A: We will use differentiation rules to solve this question.

Q: Find the derivative of the function. Ax) = 6x (9 - 8x)* O (- 12x) (9 - 8x)' (6x- 9) O (-181 )(9- 82)…

A:

Q: Let f(x) = r - 3z2 - 1. Calculate the derivative

A:

Q: Use the deffinition of derivatives to deffrintiate y= -x3+3x-6

A: Here the given function is

Q: compute the derivative y = 3x5 − 7x2 + 4

A:

Q: 2) Use the second derivative test to find the local extreme values of y= x5 – 5x³+7

A: Given that, We will find the local extreme values of the function as following.

Q: 9) Find the value of the derivative at the point (2,-18) ƒ(x) = -3xV2x + 5

A:

Q: Find the derivative of (x+h)²+y²=r²

A: Here the equation is x+h2+y2=r2.

Q: Q 4. Use ab-initio method and find the derivative of 3x +5x² – 2x-12.

A: ab-initio method is nothing but differentiating the function using basic principle of…