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2 years ago

I can't figure out how to do this question. simplify the imaginary number in the picture above please

Mathematics

1 answer:

Alona [7]2 years ago

3 0

Answer:

-i(6/7)√2

Step-by-step explanation:

$\displaystyle -\sqrt{-\frac{72}{49}}=-\sqrt{-1}\sqrt{\frac{36}{49}}\sqrt{2}\\\\=-i\frac{6}{7}\sqrt{2}$

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Fabio is trying to show his teacher why the product of two rational numbers is another rational number. His first steps are show

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Show that ac and bd are integers

Step-by-step explanation:

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2 years ago

9. What is the solution to this equation? 2x + 10 = 28 help

abruzzese [7]

Answer: x=9

Step-by-step explanation:

2x+10=28

2x=18

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2 years ago

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KiRa [710]

Answer:

$b^1^2$

Step-by-step explanation:

First, multiply by exponent rule.

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2 years ago

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Work out the perimeter of this semicircle with radius 3cm. Give your answer in terms of π

kondaur [170]

Step-by-step explanation:

Given :-

A semicircle is given with radius of 3cm .

And we need to find the perimeter of the semicircle . We know the perimeter as ,

$:\implies$ Perimeter = πr

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$:\implies$ Perimeter = 3π cm .

Now there is the diameter of circle is 6cm . Hence totally the perimeter is ,

$:\implies$ Perimeter = 3π + 6 cm

We were supposed to give answers in terms of π .

<h3>Hence the perimeter is ( 3π + 6 ) cm</h3>

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2 years ago

Sylvia goes to the store and buys a dress that is originally $20, but is currently on sale for 20% off. How much is her dress no

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Answer:

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2 years ago