3 years ago

Can you help me with this

Mathematics

1 answer:

Bess [88]3 years ago

7 0

Answer:

3 and 4

Step-by-step explanation:

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Please help! Which is not equal to the others?

Fudgin [204]

The answer would be C.
Sin2 cot2=sin2*cos2/sin2=cos2
Which is not equal to the others.
Hope this helps:)

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3 years ago

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A certain company's main source of income is a mobile app. The company's annual profit (in millions of dollars) as a function of

liberstina [14]

Answer:

x = $3, or x = $11

Step-by-step explanation:

The equation given is $P(x)=-2(x-3)(x-11)$

where

P(x) is the profit, and
x is the app price

<u>We want app prices (x's) when profit (P(x)) is 0, so plugging in into the equation:</u>

$P(x)=-2(x-3)(x-11)\\0=-2(x-3)(x-11)\\0=(x-3)(x-11)$

<em>It means (x-3) = 0 OR (x-11) = 0</em>

So, x = 3, or 11

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3 years ago

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2.01 as a mixed number

Mazyrski [523]

2.01 = 2 1/10 = 21/10

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2 years ago

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Consider the problem of finding the line of symmetry and vertex of the quadratic equation f(x) =x^2-8x+15 What is the error in t

Elenna [48]

$\bf \textit{ vertex of a vertical parabola, using coefficients}\\\\
\begin{array}{llccll} f(x) = &{{ 1}}x^2&{{ -8}}x&{{ +15}}\\
&\uparrow &\uparrow &\uparrow \\
&a&b&c
\end{array}\qquad 
\left(-\cfrac{{{ b}}}{2{{ a}}}\quad ,\quad {{ c}}-\cfrac{{{ b}}^2}{4{{ a}}}\right)
\\\\\\
\textit{so the line of symmetry will be at }x=-\cfrac{{{ b}}}{2{{ a}}}$

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4 years ago

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Mrs. Johnson's first test's data: 59, 22, 87, 44, 96, 38, 70, 85, 79. The third step in creating a Box-and-Whisker plot is to de

vfiekz [6]

Answer:

Q3 = 85

Step-by-step explanation:

Do the same thing you do to find the median for the numbers 70 to 96, i.e. exclude the numbers less than the median.

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3 years ago