f(x) = 4x3+2x2+x+5
find f'(x)
f'(x)= 12x2+4x+1
Integrate the following:
∫(6x2-4x+5) dx
f(x) = 2x3-2x2+5x+c
Refer to the graph on board:
What is the value of f(5)
f(5) = 2
If f(x) is increasing is f'(x) positive or negative
Positive
Find f(x) of the following:
2(x+ h)5 - 5(x+h)3 - 2x5 + 5x3
lim h --> 0 _________________________________
h
f(x)= 2x5 - 5x3
Find the derivative using the product rule in simplest form.
f(x)= (x2-1)(x+5)
f'(x) = 3x2 +10x -1
Integrate the following:
∫e 5x dx
e5x/5 + c
Refer to the graph on board:
At what letter(s) is there a removable discontinuity?
A,C
If f(x) is concave down, is f''(x) positive or negative?
Negative
Find the equation of the tangent line to f(x)= 3x2-x at x=1
y - 2= 5 (x-1)
or y= 5x -3
What is the acceleration of the following function, at t=2.
x(t)= 3t3+4t2 -2t + 16
44
If f'(x) = 20x3 + 2, find f(x) if the point (1,2) is on the curve
f(x)= 5x4+2x-5
Refer to the graph on the board:
At what letter(s) is there a jump discontinuity?
B
If f(x) has a turning point at x = 6, what is the value of f'(6)?
f'(6) = 0
Find f'''(x) in simplest form.
f(x)= 2/3x4+1/6x6-5/6x3
f'''(x)= 16x + 20x3 - 5
Find the derivative of the following:
f(x)= (x+2)/(3x+1)
f'(x) = -5/(3x+1)2
Integrate the following (hint: natural log):
∫ x2/ (1 + x3) dx
1/3 ln l1 + x3l + c
What is the horizontal asymptote of the function.
f(x)= 4x - 1 / 3 - 2x
y = -2
If f''(2) is crossing the x-axis what is f(2)?
A. Horizontal Asymptote
B. Vertical Asymptote
C. Inflection Point
D. None of the Above
C. An inflection point
Find the value for the constant "k" that will make the function continuous.
x2, x<2
f(x) = k - x, x ≥ 2
k = 6
Find the derivative using implicit differentiation:
e2y=3x
dy/dx = 3/2e2y
Integrate the following using u substitution:
∫sin2 x cos x dx
1/3 sin3x + c
Find the limit:
3x5 - 2x3+ 21
lim x --> ∞ ____________________
6x3 + 2x + 1
∞
The graph of y = 3x5 - 10x4 has an inflection point at
(2, -64)
A particle moves along the x - axis with velocity given by v(t) = 3t2 + 8t for time t≥o if the particle is at x = -3, at time t=2, find the position at t= 1.
x(1) = -22