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vlada-n [284]
3 years ago
11

Please help me this is very important:

Mathematics
1 answer:
zubka84 [21]3 years ago
8 0
Is this for English it makes no sense at all if anything it should be for math dose not make sense at all........................................................................................................................................
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Qual é o coeficiente linear da funçao f(x) =2x - 1?
raketka [301]

Resposta: f ^ (- 1) (x) = (1/2) x-1/2

7 0
3 years ago
Type the correct answer in the box. Write your answer as a whole number.
RoseWind [281]

Answer:

5

Step-by-step explanation:

because i know

4 0
3 years ago
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Do alto de um farol cuja altura é de 20 m avista se um navio sob ângulo de depressão de 30°. A que distância , aproximadamente,
Mkey [24]
Esta é a trigonometria . Se você desenhar uma linha a partir do topo da casa de luz para o barco, você terá a hypotonuse de um triângulo. Um truque é lembrar que este é um triângulo especial. É um triângulo 30-60-90 , que tem propriedades especiais mostradas na fixação abaixo . por isso sabemos que o lado adjacente que não é o hyposonuse é x√3 . Agora sabemos que x<span>√3 = 20
Solve for x.
x</span><span>√3=20
divide both sides by </span><span>√3.
x=20/(</span><span><span>√3)
</span>Try not to have square roots (</span><span><span>√)</span> in denomenator so multiply top and bottom by </span><span>√3 and get
x=(20</span><span>√3)/3
x is what we are looking for so the answer is </span>
20<span>√3 m </span><span>ou cerca de 34.64 m</span>










7 0
3 years ago
Hi i’m having a hard time with this can somebody please help
KiRa [710]

Answer:

12

Step-by-step explanation:

If you put the 24 in the place of the place of the x, the answer is 12.

I could be wrong, but I'm pretty sure that's how you do it.

6 0
3 years ago
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ololo11 [35]

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Well for constructing your gonna need a compass and measure the length of the line your constructing and a drawing is just a free draw without a compass perpendicular lines are straight on both sides

6 0
3 years ago
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