4 years ago

Given sinx= −3/5 when 3π/2 < x < 2π, find tan x/2

Mathematics

2 answers:

saw5 [17]4 years ago

8 0

BBBBBBBBB!!! yes i believe it’s B

KengaRu [80]4 years ago

7 0

Answer:

B -⅓

Step-by-step explanation:

sinx = -3/5

Adjacent² = 5² - 3² = 16

Adjacent = 4

Tan(x) = -3/4

-¾ = 2tan(½x)/[1 - tan²(½x)]

-3 + 3tan²(½x) = 8tan(½x)

3tan²(½x) - 8tan(½x) - 3 = 0

tan(½x) = 3, -⅓

You might be interested in

What is the surface area of a cube with a edge of 5

sergejj [24]

Answer:

Step-by-step explanation:

A cube is made up of 6 squares

One square has 4 edges of equal length

The area of one face is Area = s^2

Therefore the surface area is 6 * s^2

The area of this cube is 6 * 5 * 5 = 150 units.

7 0

3 years ago

Round to the nearest foot

scoundrel [369]

Answer:

347.2 ft ≈ c

Step-by-step explanation:

*The nearest tenth of a foot is 347.2 ft.

6 0

3 years ago

SIENCE! topic : animals : “ turtles ” HELPPP!!! ( didn’t let me change subject, i think someone is wrong but other than that ple

slava [35]

Answer:

B swim and dive easily , this is the answer

5 0

3 years ago

A watering can dispenses water at the rate of 0.25 gallon per minute. The original volume of water in the can was 6 gallons. Whi

nydimaria [60]

I believe the answer should be A {(1, 6.0),(2, 5.75),(3, 5.50)}

4 0

4 years ago

Which expression is equivalent to this expression?<br><br> (-5cd-4)(2cd2)2

GarryVolchara [31]

Answer: If the answer needs to be simplified, then the answer would be

-20c^2 d^3 - 16cd^2

Step-by-step explanation:

8 0

3 years ago

Read 2 more answers