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2 years ago

Katherine Johnson is best known for her work on ________.

Mathematics

1 answer:

Mila [183]2 years ago

7 0

Answer:

Pretty sure she was best known for calculating flight paths of spacecraft.

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Zed received a $10,000 early distribution from his pension plan, and 20% ($2,000), was withheld for federal income tax. He recei

Fiesta28 [93]

Answer:10,000

Step-by-step explanation:If you divide all the 10,000 to 0 that will give you 10,000.

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3 years ago

The zeros of the function f(x) =(x+2) to the second power minus 5

pashok25 [27]

$(x+2)^2-5=0\\
(x+2)^2=5\\
x+2=-\sqrt5 \vee x+2=\sqrt5\\
x=-2-\sqrt5 \vee x=-2+\sqrt5$

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2 years ago

Which statement is true?

Y_Kistochka [10]

Answer:

Step-by-step explanation:

15 + 2x + x + 3 = 3x + 18

hope this helps

3 0

2 years ago

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Helppppppp! 15 points!

Vika [28.1K]

${\boxed{\mathcal{\purple{D.\:81}}}}$ ✅

$\large\mathfrak{{\pmb{\underline{\red{Step-by-step\:explanation}}{\orange{:}}}}}$

$( {3})^{ \frac{11}{5} } \div {3}^{ \frac{ - 9}{5} } \\ \\=( {3})^{ \frac{11}{5} - ( \frac{ - 9}{5} ) } \\ \\ = ( {3})^{ \frac{11}{5} + \frac{9}{5} } \\ \\ = ( {3})^{ \frac{11 + 9}{5} } \\ \\ = ( {3})^{ \frac{20}{5} } \\ \\ = ( {3})^{4} \\ \\ = ( \: 3 \times 3 \times 3 \times 3 \: ) \\ \\ = 81$

Note:-

${a}^{m} \div {a}^{n} = {a}^{m - n}$

$\sf\red{(-)\:x\:(-)\:=\:+}$

$\large\mathfrak{{\pmb{\underline{\orange{Happy\:learning }}{\orange{!}}}}}$

4 0

2 years ago

What is the anwser to this equation? 36=15+7x

deff fn [24]

Answer:

x = 3

Step-by-step explanation:

Subtract 15 from each side, so it now looks like this: 21 = 7x
Divide each side by 7 to cancel out the 7 next to x. It should now look like this: 3 = x

I hope this helps!

7 0

3 years ago

Read 2 more answers