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harkovskaia [24]
3 years ago
6

If tan = 12/5 and cos = -5/13, then what is sin?

Mathematics
1 answer:
Over [174]3 years ago
4 0

9514 1404 393

Answer:

  sin -12/13

Step-by-step explanation:

You can use the identity ...

  tan = sin/cos

to solve for sine:

  sin = cos·tan

  sin = (-5/13)(12/5) =

  sin -12/13

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Match the sets of points representing one-to-one functions with the sets of points representing their inverse functions. h = {(1
geniusboy [140]
The one-to-one functions given as sets of points and their possible inverse functions are given as
h   = { (1,1),  (2,2), (3,3),   (4,4),  (5,5),  (6,6)}
g   = { (1,3), (2,6), (3,9), (4,12), (5,15),  (6,18)}
f    = { (1,2), (2,3), (3,4),  (4,5),  (5,6),  (6,7)}
i    = { (1,1),  (2,3), (3,5),  (4,7),  (5,9),  (6,11)} 

h⁻¹ = { (1,1),  (2,2), (3,3),  (4,4),  (5,5),  (6,6)}
i⁻¹  = { (1,1),  (3,2), (5,3),  (7,4),  (9,5),  (11,6)}
g⁻¹ = {(3,1), (6,2), (9,3), (12,4), (15,5), (18,6)}
f⁻¹  = {(2,1), (3,2), (4,3),  (5,4),  (6,5),  (7,6)}

The inverse function of a given function should have the coordinates reversed. 
Therefore the matches between the given functions and their inverse functions are given in the table below.

function Inverse function
-----------  ------------------------
        h            h⁻¹
        g            g⁻¹
        f             f⁻¹
        i             i⁻¹

Answer:
The given functions and their corresponding inverses are correct.
7 0
4 years ago
Please help!! Will give Brainliest if correct.
I am Lyosha [343]

Answer:

1

Step-by-step explanation:

nxp= -5 x -2  (negative times a negative is positive)                                                     -5 x -2= 10                                                                                                                     m/10=10/10 = 1

4 0
3 years ago
Will mark as brainliest! 40 points! Thanks!
n200080 [17]

When given a system of equations, the "solutions" are defined where two equations intersect, or meet.


A. The point where the lines p(x) and g(x) meet is (3, -1), and thus this is considered the solution set.

B. Because there are three lines in total, g(x) is able to intersect both lines one time, and so it has two pairs of solutions.

The first is (3, -1), which has already been established with p(x).

The second is (0, 5), and this is where it intersects with f(x).

C. The solution to f(x) = g(x) is 0, as this is the only x value where both equations are equal.


Hope my answer helped!

6 0
3 years ago
Read 2 more answers
When graphing an inequality that uses < or >, a person would use a closed (filled-in) circle or an open (not filled-in) ci
ANTONII [103]

Answer:

Open

Step-by-step explanation:

Closed =  \geq or \leq

Open = > or <

8 0
2 years ago
Read 2 more answers
Paul received a 12,000 loan from the bank. The bank charges his 6.99% yearly interest rate. 4 years, how much money does Paul ow
andre [41]
Principal amount = 12,000
Annual interest rate (r) = 6.99% = 0.0699
Time (years) = 4 years
Number of installments (t) = 12*4 = 48 months

Monthly payment, A = P/D

Where,
D= {(1+r/12)^t-1}/{r/12*(1+r/12)^t} = {(1+0.0699/12)^48-1}/{0.0699/12(1+0.0699/12)^48} = 42.47

Therefore, A = 12000/42.47 = 282.59

Total payments after 4 years = 282.59*4*12 = 13,564.17

Interest owed = 13,564.17 - 12,000 = 1,564.17
5 0
3 years ago
Read 2 more answers
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