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SOVA2 [1]
3 years ago
12

Prove that √3cosec20° - sec20° = 4​

Mathematics
1 answer:
podryga [215]3 years ago
4 0

Answer:

LHS,

  • √3cosec20°-sec20°

hope it helps.

<h2>stay safe healthy and happy.</h2>

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The intersection of plane R and plane P is
Paraphin [41]

Answer: Line DB

Think of the two planes as pages in a book. They are joined by the spine, which is where the two planes intersect. In this case, that intersection is the line DB.

Point D is on both planes R and S. So is point B. Every point on line DB is found on both planes.

4 0
4 years ago
How are units of length and capacity similar in the metric system
fiasKO [112]
In the metric system, each of the common kinds of measure -- length, weight, capacity -- has one basic unit of measure. To measure smaller amounts, divide the basic unit into parts of ten, a hundred, or a thousand, and so on. To measure larger amounts, multiply the basic unit by ten, a hundred, or a thousand, and so on.
Length:
1 kilometer (km) = 1000 meters (m)
1 centimeter (cm) = .01 meter (m)
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8 0
3 years ago
The number of spectators at the 2010 World Cup match between Argentina and Mexico was 82000 correct to the nearest thousand. If
vova2212 [387]

Answer:

$213,200,000 or 2.132*10^{5\\}

Step-by-step explanation:

82000*2600

5 0
3 years ago
Pls help will give brainliest
vovangra [49]

Answer:

A

Step-by-step explanation:

3 0
3 years ago
Consider the given function and the given interval. f\(x\) = 2 sin\(x\) - sin\(2 x\) text(, ) [0 text(, ) pi] (a) Find the avera
Finger [1]

a. The average value of f on the given interval is

\displaystyle f_{\rm ave}=\frac1{\pi-0}\int_0^\pi(2\sin x-\sin2x)\,\mathrm dx=\boxed{\frac4\pi}

b. Solve for c:

\dfrac4\pi=2\sin c-\sin2c\implies\boxed{c\approx1.238\text{ or }c\approx2.808}

4 0
3 years ago
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