# Math Homework Help

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• Math
Since there are 3 workers for 3 houses to be built in 3 days, then we can see we have 1 worker per house per day. Therefore we have 4 groups of 3 therefore, 4 workers can make 4 houses every day,...

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• Math
First, find the rate at which the worker can lay tiles. This rate can be found as floor area divided by time. Since the worker can lay tiles for the floor space in a shape of a square with a 6 ft...

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• Math
f(x) = `cos^2 x + cos^2 x = 2 cos^2 x` Using the trigonometric identities, it can also be stated in different forms, f(x) = `2 cos^2 x = cos2x + 1 = 2(1-sin^2x)` Other operations can also be done...

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• Math
Strictly speaking, parenthesis do not represent any property, but they serve to prioritize an operation. According to the order of operations agreement, the operation in parenthesis is always...

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• Math
Slope refers to the steepness of a line. A line written in slope-intercept form is written as y=mx+b where m is the slope of the line. A positive slope indicates that the line rises as you move...

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• Math
Graph the function:

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• Math
Graph the function:

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Graph the function:

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• Math
Graph the function:

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• Math
Graph the function:

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• Math
Graph both of the functions. g(x): f(x):

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• Math
Graph both function g(x) f(x)

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• Math
Graph the function

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• Math
Graph the function:

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• Math
Graph the function:

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Graph the function:

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Graph the function:

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Graph the function:

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Graph the function:

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• Math
sin and arcsin cancel. Leaving the answer to be 0.3

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• Math
Tan and arctan cancel This leaves to the answer to be `45 `

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• Math
cos and arccos cancel. This leaves the answer to be `-0.1 `

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• Math
sin and arcsin cancel. This leaves the answer to be `-0.2 `

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• Math
Set `arcsin(sin(3pi))=x` Take the sin of both sides `sin(3pi)=sinx` `0=sinx ` Therefore, `x=0 `

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• Math
arccos and cos cancel out, leaving `(7pi)/2 ` . However, the range of arccos restricts the answer to `pi/2 ` Alternatively, , you could find the `cos((7pi)/2) ` , which is `0 ` . Then, find the...

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• Math
Plug in the expression into the calculator. `1.07 `

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• Math
Plug in the expression into the calculator. `1.65 `

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• Math
Plug in the expression into the calculator. `-0.85 `

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• Math
Plug in the expression into the calculator. `2.34 `

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• Math
Plug in the expression into the calculator. `-1.25 `

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• Math
Plug in the expression into the calculator. `1.53 `

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• Math
Plug in the expression into the calculator. `0.32 `

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• Math
Plug in the expression into the calculator. `1.30 `

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• Math
Plug in the expression into the calculator. `1.99 `

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• Math
Plug in the expression into the calculator. `-0.13 `

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• Math
Plug in the expression into the calculator. `0.74 `

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• Math
Plug in the expression into the calculator. `1.23 `

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• Math
Plug in the expression into the calculator. `1.07 `

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• Math
Plug in the expression into the calculator. `1.91 `

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• Math
Plug in the expression into the calculator. `1.36 `

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• Math
Plug in the expression into the calculator. `-1.50 `

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• Math
Plug in the expression into the calculator. `-1.52 `

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• Math
Plug in the expression into the calculator. `-1.55`

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• Math
`arcsin(1/2) ` is the value whose `sin ` equals `1/2 ` . What angle has a sine equal to 1/2? `pi/6 `

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• Math
You need to find the value where the sin of some value give me 0 (`sinx=0 ` ). Using the unit circle, one can devise that the answer is `0 ` .

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• Math
You need to find what value of cos gives an answer of 1/2 (`cosx=1/2 ` ). Using a unit circle, one can find the answer to be `pi/3 ` .

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• Math
Essentially, the question is asking what value of cos gives me 0 (`cosx=0 ` ). Using a unit circle, you can find the answer to be `pi/2 ` .

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• Math
This question is asking what value of tan will give me `sqrt3/3 ` (`tanx=sqrt3/3 ` ). Using a unit circle, you can determine that the answer is `pi/6 ` .

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• Math
This asks you what value of tan equals 1 (`tanx=1 ` ). Remember that tan is y/x. Using a unit circle, you can determine that the answer is `pi/4 ` .

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