Ask question

Ask question

All categories

2 years ago

12

sin x = -1/2, and the cos y = √3/2. if angle x is in the fourth quadrant and angle y is in the first quadrant, the value of cos(

x-y) is

2 answers:

Gnom [1K]2 years ago

7 0

X is 11pi/6 and y is pi/6. So cos(10pi/6) = cos(5pi/3)=1/2. 1/2 is the answer

skad [1K]2 years ago

5 0

Answer:

More info

Step-by-step explanation:

You might be interested in

Given the function f(x)=3x-5, for which value in the domain does f(x)=-38?

victus00 [196]

$f(x) = -38\\\\\implies 3x -5 = -38\\\\\implies 3x = -38 +5 \\\\\implies 3x = -33\\\\\implies x = -\dfrac{33}{3}\\\\\implies x = -11$

6 0

2 years ago

What is the value of x if Y=log x & If y=10?

jok3333 [9.3K]

Answer:

x = $10^{10}$

I'm not great at explaining answers like this. Please ask a teacher etc. for a better explanation!

<u>Hope this helps and have a nice day!</u>

7 0

2 years ago

ABCD is a trapezoid. Point E is the midpoint of AD and point F is the midpoint of B.

VikaD [51]

2 cm. because you would subtract 5 and 3.

6 0

3 years ago

There are 4 cats in a street,Five more come . How many cats are in a street ?

stealth61 [152]

Answer:

9, but suddenly 2 of them get separate, 3 of them trempled by people and 4 others get kidnapped so, didn't have any cat in a street

6 0

2 years ago

Read 2 more answers

A packet of crisps contains 50g. If a “new size” packets contain 15% more, how many grams of crisps are in the “new size” packet

Agata [3.3K]

To solve this, you’d multiply 50 by 1.15 to get 57.5 grams of crisps.

4 0

2 years ago