nng866923nhlakanipho nng866923nhlakanipho

04-07-2021
Mathematics

contestada

determine the general solution of cos2X -7cosX -3=0

Respuesta :

xiaoshuai926 xiaoshuai926

04-07-2021

Answer:

x=2pi/3 +2pi n, 4pi/3 +2pi n for all integar of n.

Step-by-step explanation:

Answer Link

Otras preguntas

Part of making comparisons involves contrasting unlike characteristics. a. True b. False

How many centimeters are in an inch?

Client satisfaction is related to a. making new friends b. talking about problems c. solving problems d. making more money

How does Judaism differ from other religious groups?

In which decade did Martin Luther King, Jr., deliver his "I Have A Dream" speech? A. 1930s B. 1940s C. 1950s D. 1960s

an elected official in Rome

when copper sulphate + carbon = carbon sulphate + copper , does copper turn into a solid or still stays a liquid

How did the Tet Offensive affect perceptions of the Vietnam War within the United States? Americans showed no discernible change in their level of support. Amer

Lisa start her trip with 11 1/2 of gallons of gas in her cars Gas tank she bought an additional 6 4/5 gallons on her trip in and arrived back home with 3 3/10

3.2 is 20 percent of what number?