agni50 agni50
  • 04-08-2019
  • Mathematics
contestada

prove that the following question​

prove that the following question class=

Respuesta :

mjsamuel mjsamuel
  • 04-08-2019

Answer:

Just use identity of Co's 2theta by replacing 2theta as theta

Ver imagen mjsamuel
Answer Link

Otras preguntas

What percent of 8 is 4; 1; 5?
Factor the expression using the GCF. The expression 21m−49n factored using the GCF is...
15 POINTS! Write the slope-intercept form of the equation of the line through the given point with the given slope. Use y-y = m(x-x) to solve. through (2,5) s
A washer and a dryer cost $701 combined. The washer costs $51 more than the dryer. What is the cost of the dryer?
Jane moves from a house with 71 square feet of closet space to an apartment with 45.44 square feet of closet space. What is the percentage decrease of Jane’s cl
How many grams the dog will eat in 3 days?
Find the length of the diagonal of the rectangle. Round your answer to the nearest tenth. |--------------------| | | 8 m |
What are the solutions of the system?y = x^2 + 2x +3y = 4x - 2a. (-1, -6) and (-3, -14)b. (-1, 10) and (3, -6)c. no solutiond. (-1, -6) and (3, 10)
A line passes through 3,7 and 6,9 what equation represents the line
A movie streaming service charges it’s customers $15 a month. Martina has $98 saved up. Will she have any money left over if she pays for the maximum amount of