I guess this is the answer
C) {3,4,5,6}
The domain will always be your X value, while the range will always be the Y value.
Hope this helps!
Answer:
2, 5, 8, 11
Step-by-step explanation:
F(n) = 3n - 1
put n=1
F(1) = 3(1) - 1 = 2
put n=2
F(2) = 3(2) - 1 = 6 - 1 = 5
put n=3
F(3) = 3(3) - 1 = 9 - 1 = 8
put n=4
F(4) = 3(4) - 1 = 12 - 1 = 11
The exact value of the y in the similar right triangle is 2.2360679775 units
<h3 /><h3>How to find the side of a triangle?</h3>
The triangles are similar.
Similar triangles have corresponding sides of equal ratio.
The corresponding angles of similar triangle are equal.
Therefore, using similar ratio,
y / 5 = 1 / y
cross multiply
y × y = 5 × 1
y² = 5
square root both sides
y = √5
Therefore,
y = 2.2360679775 units
learn more on triangles here: brainly.com/question/2773823
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Well, notice the picture below
recall cosine is adjacent over hypotenuse
what's the hypotenuse? well, you can just use the pythagorean theorem to get "c" or hypotenuse