4 years ago

Which of the following equations correctly represnt the law of cosines?

Mathematics

1 answer:

Nina [5.8K]4 years ago

3 0

law of cosines

c^2 = a^2+b^2-2abcosC

b^2 = a^2+c^2-2accosB

a^2 = b^2+c^2-2bccosA

Choice C

You might be interested in

For the equation y=5+6x, what does y equal when x is 4?

xxTIMURxx [149]

Answer:

y=31

Step-by-step explanation:

we know that x=4

5+6(4) = y

5+24 = 31

y= 31

Hoped this helped

4 0

3 years ago

Read 2 more answers

A small tree is 80 cm tall.

ruslelena [56]

1.2 meters = 120 centimeters
amount of increase = 120-80 = 40 centimeters
40 ÷ 80 = 0.5 = 50%
There was a 50% increase.

7 0

3 years ago

This one's not too difficult, giving Brainliest and 40 points to whoever has the best answer

hjlf

15,2,31,13

Answer:

Solution given:a number that is divisible only by itself and 1 (e.g. 2, 3, 5, 7, 11).

now

all prime numbers are:

15,2,31,13

3 0

3 years ago

Read 2 more answers

6. The 2014 winner of the Boston Marathon runs as many as 120 miles per week. During the last few weeks of his

Nadusha1986 [10]

Answer:

Step-by-step explanation:

4 0

3 years ago

Consider the parameterization of the unit circle given by x=cos(3t^2-t), y=sin(3t^2-t) for t in (-infinity, infinity). Describe

PtichkaEL [24]

Answer and Step-by-step explanation:

The answer is attached below

3 0

3 years ago