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Readme [11.4K]
2 years ago
9

Add the Following Fractions:

Mathematics
1 answer:
Sergio039 [100]2 years ago
8 0

Answer: C, 3/4 And it's decimal form is 0.75

Step-by-step explanation:

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What decimal is represented by this expanded form? 3X1000 + 6X100 + 1X10 + 2X1/10 + 1X 1/1000
Nata [24]
3000 + 600 + 10 + 0.2 + 0.001

= 3,610.201  answer
5 0
2 years ago
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Find an exact value. Cos 75° negative square root of six plus square root of two quantity square root of six minus square root o
ehidna [41]

Answer:

√2(√3 - 1)/4

Step-by-step explanation:

To find an exact value for Cos75°, we use the compound angle formula. Since 75° = 45° + 30°, Cos75° = Cos(45° + 30°).

Using Cos(A + B) = CosACosB - SinASinB where A = 45° and B = 30°,  

Cos75° = Cos(45° + 30°) = Cos45°Cos30° - Sin45°Sin30°

Now Cos45° = Sin45° = 1/√2 = √2/2, Cos30° = √3/2 and Sin30° = 1/2.

Substituting these values into the above equation, we have

Cos75° = Cos(45° + 30°)

= Cos45°Cos30° - Sin45°Sin30°

= √2/2 × √3/2 -  √2/2 × 1/2

= √6/4 -√2/4

= √2(√3 - 1)/4

6 0
3 years ago
What is the domain of the relation graphed below? domain: {–5, –4, –3, –2, 0, 1, 2, 3, 4, 5} domain: {–3, –2, 0, 1, 4} domain: {
MAXImum [283]

Answer:

cross from bothsides

Step-by-step explanation:

5 0
3 years ago
Perform the following calculations without rewriting the numbers in decimal form.
Bingel [31]

Answer:

After multiplication number will be 3.408\times \times 10^{28}

Step-by-step explanation:

We have given numbers which has to multiply using scientific notation

That are 1.42\times 10^{15}\times 2.4\times 10^{13}

We have to multiply the above number using scientific notation

We know that when two number are multiplied then there exponent power is being added

So when we multiply  1.42\times 10^{15}\times 2.4\times 10^{13}  there power will be added and after multiplication number will be 3.408\times \times 10^{28}

6 0
2 years ago
Whats 2(2+2)X3+1234322-16
natita [175]

So we know that 2+2=4 and then we multiply that by 2 and then by X3, where we get 24X. Then we must subtract 16 from 1234322, which is 1234306. So we add 1234306 to 24X and get 24X+1234306 as our answer.

Hope this helps! <3

7 0
3 years ago
Read 2 more answers
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