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alexandr1967 [171]

3 years ago

10

Which expression is equivalent to cos120°?

1 answer:

lesantik [10]3 years ago

4 0

The expression cos240 degrees is equivalent to cos120 degrees

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MArishka [77]

Answer:

$\huge\boxed{\sf Option \ 1}$

Step-by-step explanation:

People surveyed = 42

People who approved = 25

<u>So, the sample is:</u>

25 residents who approve.

<u>And population:</u>

42 residents surveyed.

$\rule[225]{225}{2}$

3 0

2 years ago

X-2y=0 ,x²-y²=3<br>by step

masya89 [10]

Answer:

x=2, y=1

x=-2, y = -1

Step-by-step explanation:

x - 2y = 0

x = 2y

x² - y² = 3

(2y)² - y² = 3

3y² = 3

y² = 1

y = 1 or y = - 1

x = 2 or x = -2

5 0

3 years ago

Find the radius of a circle with a circumference of 23.55 feet. Use 3.14 for

Oksi-84 [34.3K]

Answer:

3.75

Step-by-step explanation:

8 0

3 years ago

PLEASE ANSWER THIS QUESTION

AleksAgata [21]

The answer is 135 cubes.

3 0

2 years ago

What is the quotient (3x^3 10x^2 10x 4) divided by (x 2)?

lozanna [386]

Answer:

3x^2 + 16x + 42

3x^2 + 4x + 2

3x^2 – 16x + 42

3x^2 – 4x + 2

Step-by-step explanation:

3 0

3 years ago