3 years ago

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Mathematics

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maxonik [38]3 years ago

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Answer:

Sorry i really need points you can report me but i just want you to knw that I REALLY need points

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Simplify the expression and explain each step 8+(7+x)

Darina [25.2K]

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15 + x (Guess)

Step-by-step explanation:

Simply ignore the x, and do 8 + 5.

Then, do 15 + x.

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According to cbs money watch, the average monthly household cellular phone bill is $100. suppose monthly household cell phone bi

iren2701 [21]

<span>The probability that a randomly selected monthly cell phone bill is more than $127 is given by

$P(X\ \textgreater \ 127)=1-P(X\ \textless \ 127) \\ \\ =1-P\left(z\ \textless \ \frac{127-100}{11.35} \right)=1-P(z\ \textless \ 2.38) \\ \\ =1-0.99132=0.00868$ </span>

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3 years ago

Please answer this question

Scrat [10]

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the answer would be 1/225

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3 years ago

What objects in your everyday lives are in the shape of a triangular prism?

Svetach [21]

Answer:

wedge of cheese, slice of watermelon, slice of cake, roof of a house, door-stopper

Step-by-step explanation:

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Pythagorean theorem. Appreciate the help with this question . Thank you very much who ever help with the question .

NikAS [45]

$\textit{using the pythagorean theorem} \\\\ c^2=a^2+b^2\implies c=\sqrt{a^2+b^2} \qquad \begin{cases} c=\stackrel{hypotenuse}{x}\\ a=\stackrel{adjacent}{30}\\ b=\stackrel{opposite}{40}\\ \end{cases} \\\\\\ x=\sqrt{30^2+40^2}\implies x=\sqrt{2500}\implies x=50$

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2 years ago

I need help with this problem​

I need help with this problem