2.159e45 in scientific notation please help

1 answer:

7 0

2.159 • 10⁴⁵

you move the decimal point until you get a one digit decimal.

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statuscvo [17]

solution:

$A_{n}=59-3(n-1)\\where, n=1,2,3,.....\\A1=59\\A2=56\\A3=53\\A_{n}=a+(n-1)dA27=59+(27-1)3\\=59-78\\=-19\\A27 term is -19$

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3 years ago

s2008m [1.1K]

943.222222222222222222 (the 2 repeats) and it is rounded to 943.

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3 years ago

postnew [5]

First and third, second can still be simplified.

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3 years ago

MrRissso [65]

Answe: 3rd one

Step-by-step explanation:

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3 years ago

iVinArrow [24]

Diameter D of the trampoline = 17 feet

The circumference C, of the trampoline is calculated by the formula:

$C=\pi D$

Put D = 17 feet, π=3.14

$\begin{gathered} C=3.14\times17\text{feet} \\ C=53.38\text{feet} \end{gathered}$

The cirucmference o

8 0

1 year ago