03-04-2020
Mathematics

contestada

Solve for x if cos(2x+60)=-1

Respuesta :

Hrishii Hrishii

03-04-2020

Answer:

x = 60°

Step-by-step explanation:

[tex] \cos \: (2x + 60) = - 1 \\ \cos \: (2x + 60) = \cos \: 180 \degree \\ 2x + 60 = 180 \degree \\ 2x = 180 \degree - 60 \degree \\ 2x = 120 \\ x = \frac{120}{2} \\ \huge \red{ \boxed{ x = 60 \degree}}[/tex]

Answer Link

Otras preguntas

The British accused of stirring up trouble and causing the Boston Tea Party. A. Samuel Adams B. John Hancock C. Benjamin Franklin D. Phillis Wheatley

Add the two expressions. 3x + 7 and 9x−2

Naya has 89,386,355,535,363 cookies. She gives a Pokémon 122,880,999 cookies. She then gives 222,222 cookies to her friend Maya. Maya gives 30,000 cookies back

3 in. 1 in. 2 in. 4 in.

Simplify. 3 1/2+1/8 im not sure what this is

Hey you! You mind lending a hand?

Evaluate f(x)=x+6 when x=-2,0, and 5Evaluate f(x)=x+6 when x=-2,0, and 5.f(-2)=f(0)=f(5)=

al Systems Sem 1 L 4.1.4 Quiz: Population Growth At which point in the graph has the population reached carrying capacity? AD С Population size P Time A. Point

7th Grade math 6x+9=-12

50 points for each answer.