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3 years ago

Choose the factored form of the given equation. 6x 2 + 2x - 8 = 0 (6x - 8)(x + 1) = 0 (6x + 1)(x - 8) = 0 (6x + 8)(x - 1) = 0

Mathematics

1 answer:

gavmur [86]3 years ago

7 0

I believe the answer would be the last one

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Simplify the following expression as a monomial<br><br> X^2y÷yx^2

Novay_Z [31]

$\bf ~\hspace{7em}\textit{negative exponents}
\\\\
a^{-n} \implies \cfrac{1}{a^n}
~\hspace{4.5em}
a^n\implies \cfrac{1}{a^{-n}}
~\hspace{4.5em}
\cfrac{a^n}{a^m}\implies a^na^{-m}\implies a^{n-m}
\\\\[-0.35em]
\rule{34em}{0.25pt}\\\\
x^2\div yx^2\implies \cfrac{x^2}{yx^2}\implies \cfrac{x^2\cdot x^{-2}}{y}\implies \cfrac{x^{2-2}}{y}\implies \cfrac{x^0}{y}\implies \cfrac{1}{y}$

8 0

3 years ago

What is the first error he made in computing the standard deviation?

artcher [175]

B.yuri divided by n instead of n-1

7 0

3 years ago

Read 2 more answers

Answer correctly please

Paul [167]

Answer:

$\$272,49$

Step-by-step explanation:

7. $\displaystyle /text{The answer makes sense because since the depreciation rate is 15%, we know that we need to use the "exponential decay" formula.}$

6. $\displaystyle /text{After a depreciation rate of 15% for the past 8 years, the stock is now worth approximately $272,49.}$

5. $\displaystyle 1000[0,85]^8 = 272,490525 ≈ \$272,49$

4. $\displaystyle 1000 = a \\ -15\% + 100\% = 1 - r; 85\% = 1 - r \\ 8\:years = time\:[t]$

3. $\displaystyle /text{We need to use the "Exponential Decay" formula} - f(t) = a[1 - r]^t, where a > 0$

2. $\displaystyle /text{How much is the stock worth after a depreciation rate of 15% per year?}$

1. $\displaystyle /text{initial amount: $1000, a depreciation rate of 15%, and a time period of 8 years}$

I am joyous to assist you anytime.

5 0

3 years ago

What do the differences between the points (as shown on the graph) represent?

artcher [175]

The first one 7/2 represents the change in y over change in x.

For those kinds of questions I would refer to the change in y over change in x method.

Bullet 3 would work because 7/2 doesn’t result to 1. So that’s not the answer.

I hope that helps

4 0

3 years ago

The box plots represent the distributions of typing speeds of students before and after a computer-programming course.

NISA [10]

Answer: the range of two distributions are the same

Step-by-step explanation:

So the last one

4 0

3 years ago