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raketka [301]
3 years ago
7

Prove this identify : 2 cos^2 (45°-A ) = 1 +sin 2 A​

Mathematics
1 answer:
11Alexandr11 [23.1K]3 years ago
4 0
I wasn’t sure how to put this into words. I hope this makes sense. <3

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Can someone please help me
jeka94

Answer:

A. 1200

Step-by-step explanation:

Speed in meter per minute

= (216*1000)/(3*60)

= 216000/180

= 1200

7 0
2 years ago
Read 2 more answers
16.The least common denominator of 1/2, 1/8, and 1/10 isO A. 10.OB. 80.C. 40.D. 16.nMark for review Awill be biabliabted on the
tangare [24]

Given

The numbers, 1/2, 1/8, and 1/10.

To find: The least common denominator.

Explanation:

It is given that,

1/2, 1/8, and 1/10 .

Then,

Therefore, the LCM is,

\begin{gathered} LCM=2\times2\times2\times5 \\ =40 \end{gathered}

Hence, the least common denominator is 40.

6 0
1 year ago
What is three eights plus one eight
kramer

Answer:

3/8 + 1/8

Step-by-step explanation:

so you just need to add the both firsnumber which is 3 and 1 is equal to 4 and second is you add the both second number whick is 8 and 8 is equal to 16 now that you got all the numbers needed to complete the fraction just put the 4 in the top and pu the slach or / and put the 16 in the bottom

Exact Answer:<em>4</em><em>/</em><em>1</em><em>6</em>

6 0
3 years ago
Multiply. 5 x 1 1/3<br> Answer with a mixed number in simplest form.
Crank

Answer:

6 2/3

Step-by-step explanation:

5/1 * 4/3 = 20/3

20/3 = 6 with a remained of 2

4 0
3 years ago
Read 2 more answers
Given the function w (x) = 9x + 8, evaluate w (5) . Explain all steps.
masya89 [10]

Hi there!

\large\boxed{w(5) = 53}

Evalute by substituting in 5 for x:

w(5) = 9(5) + 8

Simplify:

w(5) = 45 + 8 = 53

7 0
2 years ago
Read 2 more answers
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