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bija089 [108]
3 years ago
10

ℍ , ? ℙ ℝ *ℕ ℝ ℕℝ ℙ**

Mathematics
1 answer:
antiseptic1488 [7]3 years ago
5 0

x , y

1 , 7.5

2 , 15

3 , 22.5

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F (x) = cx + 3
algol13

<em>If f(1) = 1 that means c is -2 because when you substitute x = 1 and when c = -2, you'll get f(1) = -2(1)+3 = -2+3 = 1</em>

<em>So the constant c is -2 and that means the value of f(-4) is</em>

<em>f(-4)=-2(-4)+3=8+3=11</em>

<em />

<em>Thus, the value of f(-4) is 11.</em>

<em />

<em>About why does "c" have to be -2, here's the proof.</em>

 <em>Given y = f(x), therefore.</em>

<em>y=cx+3</em>

<em>Since when x = 1 and y = 1, then Substitute x = 1 and y = 1, thus 1 = c+3</em>

<em>1 - 3 = c and therefore, -2 = c #</em>

<em>So this is the proof that c = -2</em>

4 0
3 years ago
What value of x would satisfy the equation 6x-4(2x+1)= 10 as a improper fraction
Serga [27]
X= -7
Hope it helps......
5 0
3 years ago
What equation best represents the following sentence?
nikdorinn [45]

Answer: n + 2 = 2n

Step-by-step explanation:

sum = add

number and two = n, 2

twice the number = 2 x n

4 0
3 years ago
Complete the table to show equivalent ratios if mark decided to increase the recipe.
kirza4 [7]

Answer:

What table?

Step-by-step explanation:

I can't help you untill you say the whole problem

5 0
3 years ago
A cylinder has a radius of 8 cm and a height of 14 cm.<br><br> What is the volume of the cylinder?
sdas [7]
The volume of a cylinder is represented by the following equation...

V=<span><span>πr^2 x </span><span>h
</span></span>
Volume = π(64)(14)

Your volume is 896π

6 0
3 years ago
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