3 years ago

Jack broke apart 5×216 as (5×200) (5×16) to multiply mentally. What strategy did Jack use?

Mathematics

1 answer:

PSYCHO15rus [73]3 years ago

5 0

Breaking the it down- simplifying

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Which choice shows the product off 22 and 49?

liq [111]

Answer:

1,078

Step-by-step explanation:

I got that answer by multiplying 22 and 49. We know that product means to use the multiplication operation so our problem would look like this:

22 * 49 = 1,078

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3 years ago

What is 5√28 + √63 in simplest radical form? <br> PLEASE HELP ME!

Harrizon [31]

$\bf 5\sqrt{28}+\sqrt{63}~~ \begin{cases} 28=2\cdot 2\cdot 7\\ \qquad 2^2\cdot 7\\ 63=3\cdot 3\cdot 7\\ \qquad 3^2\cdot 7 \end{cases}\implies 5\sqrt{2^2\cdot 7}+\sqrt{3^2\cdot 7} \\\\\\ 10\sqrt{7}+3\sqrt{7}\implies \stackrel{\textit{adding like-terms}}{13\sqrt{7}}$

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3 years ago

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horrorfan [7]

Answer:

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Step-by-step explanation:

yeppp that's itttt

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3 years ago

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Nadya [2.5K]

The answer should be f(x)=9x + 60

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2 years ago

What percent is 25 is 4 plz help

andrew11 [14]

Answer: 16%

Step-by-step explanation:

4:25*100 =

(4*100):25 =

400:25 = 16

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3 years ago