StaticEntity StaticEntity

06-06-2021
Mathematics

contestada

given that tan(θ)=√7/2 and sin(θ) < 0, find cos(θ)

given that tanθ72 and sinθ lt 0 find cosθ class=

Respuesta :

rywnxiong rywnxiong

06-06-2021

square tan theta

(tan^2) + 1 = sec^2

so sec^2 = 11/4

sec = - (sqrt 11)/2

cos= - 2/ (sqrt 11)

answer choice a if you simplify

Answer Link

Otras preguntas

Earlier in this chapter, we modeled the solar system with Earth at a distance of about one city block from the Sun. If you were to make a model of the distances

One possible mechanism for the gas phase reaction of hydrogen with nitrogen monoxide is: step 1: H2(g) + 2 NO (g) → N2O (g) + H2O (g) step 2: N2O (g) + H2 (g) →

Reread the 1722 entry, on pages 4 and 5. Click the sentence in this section that BEST uses personification to emphasize the narrators sense of wonder.

Create an array of 10 fortune cookie sayings that will be randomly displayed each time the user reloads the page. The fortune will be sayings like: "Procrastina

pls helppp this is so urgent: The 7th graders at DEMS are going to help set the playground for the kindergartners at the new school. School Safety regulations r

what happen at attack on pearl harbor day

Identify true statements about cholesterol and its role in membrane fluidity. Cholesterol is generally buried in the bilayer, with its planar rings oriented tow

Suppose seven pairs of similar-looking boots are thrown together in a pile. What is the minimum number of individual boots that you must pick to be sure of gett

3{16 - 2(5) - 3)} equals A. 9 B.35 C.36 D.44 E. None correct

What is the complementary base sequence of DNA strand if the template strand reads TTGCACG