Find all solutions in the interval from [0,2pi)
2cos(3x)= -sqrt{2}

Solutions of in the interval from [0,2pi) is  and .

Step-by-step explanation:

Find all solutions in the interval from [0,2pi)

⇒

⇒

⇒

⇒

⇒

⇒

⇒

⇒

Cosine General solution is :

⇒ , k is any integer .

At k=0,

⇒ ,

At k=1,

⇒

⇒

Therefore , Solutions of in the interval from [0,2pi) is  and .

this story was prepared by jim

mccullaugh in los angeles and

al stewart in new york.

new york the colossal success of "top gun" appears to have dramatically altered madison avenue's

perception of corporate sponsorship

of home video projects.

the paramount home video re- lease, featuring a 60- second diet

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first major theatrical release to do so. in the aftermath of the title's

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iv" or both.

corporate america's new attraccds push british

recording sales

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london fueled by the compact

disk boom, the value of u.k. manu- facturer shipments of recordings

rose 19% in the 12 -month period ended march 1987, according to the

british phonographic industry.

total value of u.k. shipments for

the period was $755 million for all

configurations. (all value figures

are based on an exchange rate of

$1.68 to the pound sterling.)

cd sales totaled 10.7 million units

worth $121.3 million- compared

with 3.7 million units worth $39.5

million in the prior 12 months -and

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overall gain in trade value. at present growth rates, says the bpi, cd

sales for calendar 1987 will reach 20

(continued on page 79)

step-by-step explanation:

i dont know men

step-by-step explanation: