3 years ago

What's the exponential form of log 10=1

Mathematics

1 answer:

sergiy2304 [10]3 years ago

8 0

Answer:

10=10

Step-by-step explanation:

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Divide (3+2i)/(-4+5i). express answer in standard form

Levart [38]

$\dfrac{3+2i}{-4+5i}=\dfrac{(3+2i)(-4-5i)}{(-4+5i)(-4-5i)}=\dfrac{-12-15i-8i-10i^2}{(-4)^2-(5i)^2}\\\\=\dfrac{-12-23i+10}{16+25}=\dfrac{-2-23i}{41}=-\dfrac{2}{41}-\dfrac{23}{41}i$

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3 years ago

The mean temperature for the first 4 days in January was -12°C.

tamaranim1 [39]

Answer:

Step-by-step explanation:

Given

The mean temperature for the first 4 days = -12°C
The mean temperature for the first 5 days = -13°C

To find

The temperature on the 5th day

Solution

Total of 4 days = 4*(-12) = -48°C
Total of 5 days = 5*(-13) = -65°C

The difference is the temperature on the 5th day:

-65 - (-48) = -17°C

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3 years ago

Write a ratio for the situation in three ways, comparing the first quantity to the second quantity. In Largo City, about one in

saul85 [17]

Answer:

Step-by-step explanation:

1/9

(1*4) / (9*4) = 4/36

(1*4) / (9*4) = 5/45

The first one is the ratio as it is stated in the problem.

The second one multiplies top and bottom by 4

The third one multiplies top and bottom of the top ratio by 5.

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3 years ago

22) Find the measure of angle A to the nearest degree. Find the length of side b, to tenths.

mr Goodwill [35]

Answer:

m∠A = 31

b = 13.3

Step-by-step explanation:

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3 years ago

63 is 90% of what number? In number line

Reika [66]

63/x=90/100
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