3 years ago

Helppp quick! That’s the question^ please help guysss

Mathematics

1 answer:

Digiron [165]3 years ago

4 0

Answer:

The slope represents the cost per gallon for heating oil while the y-intercept represents the fee for heating oil.

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Find the value of this expression if x = -9.<br> x2 + 1<br> x+7

Mamont248 [21]

Answer:

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Step-by-step explanation:

You would replace all x's with -9 and solve.

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3 years ago

Alexandra invested $800 in an account paying an interest rate3.1% compounded continuously. Assuming no deposits or withdrawals a

s2008m [1.1K]

$\bf ~~~~~~ \textit{Continuously Compounding Interest Earned Amount} \\\\ A=Pe^{rt}\qquad \begin{cases} A=\textit{accumulated amount}\\ P=\textit{original amount deposited}\dotfill & \$800\\ r=rate\to 3.1\%\to \frac{3.1}{100}\dotfill &0.031\\ t=years\dotfill &20 \end{cases} \\\\\\ A=800e^{0.031\cdot 20}\implies A=800e^{0.62} \\\\\\ A\approx 1487.14\implies A=\stackrel{rounded~up}{1500}$