What is the equation for the volume of revolution about the x axis?

The indefinite integral of pi times y^2, The indefinite integral of pi times y^2

What is the formula for integration by parts?

1st f(x).(integral 2nd f(x))–Integral[( 1st f'(x)).(integral of 2nd f(x))]

What does the "order" in first order differential equations refer to?

The highest derivative in the equation

Why do we multiply differential equations with the integrating factor?

To equate it to the product rule

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Answers

1
Relate trigonometry to Pythagoras
sin^2(x) + cos^2(x)
o/h + a/h = 1
(o+a)^2 / h^2
a^2 + o^2 = h^2
2
What is the equation for the volume of revolution about the x axis?
The indefinite integral of pi times y^2
The indefinite integral of pi times x^2
The indefinite integral of pi times x^2
The indefinite integral of pi times y^2
3
76 x7
542
532
538
552
4
What is the sum of a sequence of numbers?
expansion
series
sequential
sequence sum
5
What is the integral of y'/y?
lny'
lny
yln
ln'y
6
54 + 27 + 14 - 9x83
-654
-652
-653
-552
7
How can log|a^2| be rewritten as?
2(log|a|+log|a|)
log|a|log|a|
2log|a|
log|2a|
8
Arccos(0) is?
45 degrees
90 degrees
infinity
180 degrees
9
13 x 13 x 7 - 9
1176
13 x 13 x 7 - 9
1174
1175
10
What is the formula for integration by parts?
1st f(x).(integral 2nd f(x))–Integral[(1st f(x)).(integral of 2nd f'(x))]
1st f(x).(integral 2nd f(x))–Integral [ ( 1st f(x)).(integral of 2nd f(x))]
2nd f(x).(integral 1st f(x))–Integral[ ( 1st f'(x)).(integral of 2nd f(x))]
1st f(x).(integral 2nd f(x))–Integral[( 1st f'(x)).(integral of 2nd f(x))]
11
Can log bases be negative?
what the….
yes
of course
no
12
How can log|a/b| be rewritten as?
log(a)/log(b)
log(a) + (log(b))^-1
log(a) - log(b)
log|a| - log|b|
13
What does the "order" in first order differential equations refer to?
The difficulty of solution
The highest derivative in the equation
The velocity, acceleration or displacement variable in the equation
The highest power of x in the equation
14
How can log|ab| be rewritten as?
log(a) + log(b)
LOG(A).LOG(B)
log(a)+b
log|a| + log|b|
15
465 / 9
51.65
50.7
52.7
51.7
16
In integration by parts, what should be made "u" more than any other functions.
Inverse trigonomentric
logarithmic
trig functions
exponential functions
17
Why do we multiply differential equations with the integrating factor?
To use the power of exponential functions with regards to their derivatives
To allow the equation to be seperable.
To use the power of logarithmic function when integrating 1/x
To equate it to the product rule
18
Which integration method is required?
Algebraic Manipulation
Basic
u-sub
19
12 + 14 + 15 + 16 x 16 - 17 x 17
7
6
8
5
20
Trigonometry
-cos x
sin x
-sin x
cos x
21
89 x 8 - 9
703
705
704
702

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