princessolua princessolua

02-08-2020
Mathematics

contestada

Please help with the questions on the picture, it's very urgent......Thank you✨

Please help with the questions on the picture its very urgentThank you class=

Respuesta :

odebiyioluwatomisin odebiyioluwatomisin

02-08-2020

Answer:

2. sinθ= cos 35°

sinθ= sin(90°-35)

θ= 55°

3. cos4θ= sin5θ

cos 4θ= cos (90-5θ)

4θ=90°-5θ

collect like terms

4θ+5θ=90°

9θ=90° (divide both sides by 9)

therefore θ=10°

Answer Link

Otras preguntas

The two shorter sides of a triangle are the same length. The length of the longer side is 5 m longer than each of the shorter sides. The perimeter of the triang

let f(x)=x^2-4 and h(x)=x-4. find the following f(h)(-1/3)

What was the lightest/smallest tank to ever be made?

What effect did Napoleon have on Europe and the world?

I am a number less than 3,000. When you divide me by 32, my remainder is 30. When you divide me by 58, my remainder is 44. What number am I?

What would "bombings and assassinations of high officials by political groups" be called? theres a word for it but i dont know what. Any help is appreciated, th

A single bacterial cell divides to make new bacterial cells. Which of the following is true of this kind of reproduction?

Solve the following system. y=-2x^2+3x-1 and x+y=-1 The solutions are ___ and ___.

What's the next three terms

What was the Gulf of Tonkin Resolution? A. The declaration that the spread of communism wouldn't be tolerated in Asia B. An authorization for the presi