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Chapter 3 Review: Derivatives Flashcards | StudBud
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Chapter 3 Review: Derivatives
Chapter 3 Review: Derivatives
24 terms
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This is a chapter 3 review game for derivatives in a Non-AP Calculus class.
Flashcards
24 cards
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Practice quiz
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Questions
24
Answers
1
Find dy/dx for xsin(2y) = ycos(2x)
[-2ysin(2x)-sin(2y)]/[2xcos(2y)-cos(2x)]
[-2ysin(2x)-sin(2y)]*[cos(2x)]
1
dy/dx does not exist
2
Which of the following is true about the domains of a function and its derivative f'(x)?
domain f(x) is less than or equal to the domain f'(x)
domain f(x) is greater than or equal to the domain f'(x)
3
Which of the following is not true about the derivatives of trig functions?
d/dx sin(x) = cos(x)
d/dx csc(x) = csc(x)cot(x)
d/dx tan(x) = sec2(x)
d/dx cot(x) = -csc2(x)
4
If y=ln(x
2
), find y'.
2x2
2/x2
2/x
2
5
Using implicit differentiation, find dy/dx for x
2
- xy + y
2
= 7
dy/dx = (y-2x) / (2y-x)
dy/dx = (y^2) / (-2x + y)
dy/dx = 1
none of the above
6
If f has a derivative at x=a, then f is continuous at x=a.
False
True
7
Find y' for y=sin
3
(x)tan(4x)
sin2(x) [3cos(x)tan(4x) + 4sin(x)sec2(4x)]
sin2(x) + 4sin(x) - 3cos(x)
1
4sin3(x)sec2(4x)
8
Which of the following is not true about the derivatives of trig functions?
d/dx sec(x) = sec(x)tan(x)
d/dx tan(x) = sec2(x)
d/dx cos(x) = -sin(x)
d/dx sin(x) = -cos(x)
9
What rule is represented by d/dx (8) = 0?
chain rule
constant rule
constant multiple rule
sum rule
10
If a particle's position is represented by s(t)=(t
2
-4t+3) / (t+1), find the velocity at t=2
1/3
2/9
1/9
9
11
The function y = (x)
2/3
fails to be differentiable at x=0, what type of problem is at x=0?
cusp
vertical tangent
discontinuity
corner
12
Find dr/dx for r = tan(2-x)
-sec2(2-x)
sec2(2-x)*(2-x)
-tan(2-x)
sec<font size="2">2(2-x)</font>
13
For the graph below, does f'(0) exist?
yes
no
14
Find f'(x) for f(x) = (x
2
+1)(x
3
+3)
5x-3x2+6
5x4+6x
5x4+3x2+6x
5x4+3x
15
If a particle's position is represented by s(t)=t
2
-4t+3, find the acceleration at t=3
does not exist
2
1/2
6
16
Find y'', the second derivative, for y = x
3
-5x
2
+2
6x-10
does not exist
6
3x2-10x
17
Which of the following represents the power rule?
d/dx(xn) = (n) / (xn)
d/dx(xn) = (n-1)xn
d/dx(xn) = nxn+1
d/dx(xn) = nxn-1
18
The derivative of the function f(x) is represented by which of the following definitions?
limit as x approaches 0 of [f(x+h) - f(x)] / h
limit as h approaches 0 of [f(x+h) + f(x)] / x
limit as h approaches 0 of [f(x+h) - f(x)] / h
All of the above
19
Find y' for y=x
2
e
x
- xe
2x
ex(x2+2x)-e2x(2x+1)
ex(x2+2x)
3ex(x2+2x)-7e2x(2x+1)
1
20
Find an equation for the line tangent to the curve f(x)= (x
3
+1) / (2x) at x=1
y = 1/2(x - 1)
y - 2 = 1/3(x - 2)
y - 1 = 1/2(x - 1)
y = 1/3(x + 3)
21
All of the following are proper notations for the derivative f(x), f(x) is replaceable by y
f '(x)
dy/dx
d/dx
y'
22
Find dy/dx for y = (x) / (1 + cos(x))
[1+cos(x)+xsin(x)] / [1+2cos(x)+cos2(x)]
[1-cos(x)+3xsin(x)] / [1+2cos(x)+cos2(x)]
[1+cos(x)+xsin(x)]
[1] / [1+2cos(x)+cos2(x)]
23
Which of the following is not true about the derivatives of exponential and log functions?
d/dx ln(x) = 1/x
d/dx logax = ln(a) / x
d/dx ax = axln(a)
d/dx ex = ex
24
Which of the following is not a derivative rule?
second derivative rule
sum rule
difference rule
constant multiple rule
