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never [62]
3 years ago
13

Given 4sinB=3 sin(2A+B) To prove: 7cot(A+B)=cotA

Mathematics
1 answer:
4vir4ik [10]3 years ago
8 0

hope it helps.

ani thanks chai daa lai bhannu hai.

stay safe healthy and happy.

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If you roll a number cube, what is the probability that you will roll an even number?
Yanka [14]

Answer:

\frac{1}{2}

Step-by-step explanation:

Probability is calculated as

P = \frac{favourable outcome}{number of outcomes}

A favourable outcome is an even number , that is 2, 4, 6 , a total of 3

number of outcomes = 6 , that is 1, 2, 3, 4, 5, 6

Then

P( even number) = \frac{3}{6} = \frac{1}{2}

8 0
2 years ago
What is the value of x will make the inequality true. 5x - 10 < 75?
Ipatiy [6.2K]

Answer:

x=16 or any value less than 16.

Step-by-step explanation:

16x5=80 and subtract 10 you get 70. X has to equal a value that makes the whole left side of the equation "smaller" than the irght side, and 16 or any value less than that would accomplsish this.

5 0
3 years ago
Read 2 more answers
Let u = <7, -3>, v = <-9, 5>. Find 4u - 3v.
Katyanochek1 [597]

Answer:

a.<55, -27>

Step-by-step explanation:

The given vectors are u = <7, -3>, v = <-9, 5>.

We want to find 4u - 3v.

We substitute the vectors and multiply by the scalars.

4u - 3v=4<7, -3>-3 <-9, 5>.

4u - 3v=<28, -12>- <-27, 15>.

4u - 3v=<28--27, -12-15>

4u - 3v=<55, -27>

7 0
3 years ago
15.465 to the nearest hundrenth
mart [117]

Answer:

15.47

Step-by-step explanation:

Since the four is in the hundrenths place you use the digit to the right of it, and if the number is greater than 5 you add one more. Thus the answer being 15.47

5 0
3 years ago
What is the solution to the system of equations shown below?
My name is Ann [436]

Answer:

Step-by-step explanation:

____

Good evening ,

_______________

2(7) + 5(1) + 3(-3) = 10

3(7) ­ - (1) + 4(-3) = 8

5(7) - ­ 2(1) + 7(-3) = 12

Then (7,1,-3) is a solution to system

____

:)

8 0
3 years ago
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