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Kaylis [27]
2 years ago
6

Express cos k as a fraction in simplest terms.

Mathematics
2 answers:
olchik [2.2K]2 years ago
8 0

Answer:

cos K = \frac{5}{23}

Step-by-step explanation:

cos K = \frac{adjacent}{hypotenuse} = \frac{JK}{IK} = \frac{5}{23}

JulsSmile [24]2 years ago
4 0

Step-by-step explanation:

soh cah toa

that is the saying I use

we will use cah

c is cos

a is ajacent

h is hypotinuse

to find cos K we need to do

adjacent / hypotenuse

can you do that and write it in the comments

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4.4 x 10 to the negative fifth power is what in standard form
Firdavs [7]
0.000044, because 10 to the negative fith is 0.00001, and 0.0001 times 4.4 is 0.000044

3 0
3 years ago
Which binomial is a factor of49x^2+84xy+36y^2
Alex17521 [72]

Answer:

(7 x + 6 y)^2

Step-by-step explanation:

Factor the following:

49 x^2 + 84 x y + 36 y^2

The coefficient of x^2 is 49 and the coefficient of y^2 is 36. The product of 49 and 36 is 1764. The factors of 1764 which sum to 84 are 42 and 42. So 49 x^2 + 84 x y + 36 y^2 = 49 x^2 + 42 x y + 42 x y + 36 y^2 = 7 x (7 x + 6 y) + 6 y (7 x + 6 y):

7 x (7 x + 6 y) + 6 y (7 x + 6 y)

Factor 7 x + 6 y from 7 x (7 x + 6 y) + 6 y (7 x + 6 y):

(7 x + 6 y) (7 x + 6 y)

(7 x + 6 y) (7 x + 6 y) = (7 x + 6 y)^2:

Answer: (7 x + 6 y)^2

3 0
3 years ago
What is 5 x 5 x 5????? thanks
siniylev [52]

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Step-by-step explanation:magic

6 0
3 years ago
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One equation in a system of equations is y = 3/4x - 1. For which second equation would the system have exactly one solution? cho
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Step-by-step explanation:

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2 years ago
Will someone please check my answers asap?? will give a brainliest
Usimov [2.4K]

Your choices are correct.

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3. f(0) = -6; g(0) = -3, f(0) = 2×g(0)

3 0
3 years ago
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