3 years ago

I'm sorry if this is confusing but I really need the help...

Mathematics

1 answer:

Marrrta [24]3 years ago

4 0

Answer:

I hope I got it correct

Step-by-step explanation:

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How would I solve (-2-2i)(-4-3i)(7+8)

siniylev [52]

$(-2-2i)(-4-3i)(7+8)=\\
15(-2-2i)(-4-3i)=\\
15(8+6i+8i-6)=\\
15(2+14i)=\\
30+210i$

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4 years ago

Write -7.5 as a common fraction.

Alina [70]

Answer:

-15/2 (or -7 1/2)

Step-by-step explanation:

-7.5 is equal to -75/10.

When you simplify it, you get:

-15/2 which simplifies to -7 1/2

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3 years ago

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zavuch27 [327]

Answer:

A. 3 1/4

Step-by-step explanation:

Convert the mixed numbers to improper fractions, then find the LCD and combine.

8 0

3 years ago

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Help plz i need an answer thx if you do

RoseWind [281]

Answer:

$\frac{1}{16}$ or in decimals: 0.0625

Step-by-step explanation:

4*4*4 is 4³ or 16*4 or 64

4*4*4*4*4 is $4^{5}$ or 16*16*4 or 256*4 or 1024

We have $\frac{64}{1024}$ which divided by 8 is $\frac{8}{128}$ which divided by 8 again is $\frac{1}{16}$

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3 years ago

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Which is true about the solution of x^2/2x-6=9/6x-18

Ymorist [56]

Answer:

Step-by-step explanation:

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