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sergejj [24]
3 years ago
13

SOMEONE ANSWER THIS QUICK!!

Mathematics
1 answer:
7nadin3 [17]3 years ago
5 0

Answer:

a= 9,15 b= 10,4

Step-by-step explanation:

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What is the range of f(x) = x - 2, if the domain is {3, 1, 2)?​
yuradex [85]

Answer:

Range: {1, -1, 0}

Step-by-step explanation:

Just subtract 2 from each number :)

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I'm pretty sure it's 4

Step-by-step explanation:

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liberstina [14]
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5 0
3 years ago
Question 1 of 10
Archy [21]

Answer:

A. y = 7(x + 1)²-3

Step-by-step explanation:

Parabola:

y = 7x^{2} + 14x + 4

y = 7(x^{2} + 2x) + 4

Putting into vertex form, remember that:

(x + a)^{2} = x^{2} + 2ax + a^{2}

In this question:

x^{2} + 2x, to put into this format:

x^{2} + 2x + 1 = (x + 1)^{2}

We add one inside the parenthesis to do this. The parenthesis is multiplied by 7, so for the equivalent, we also have to subtract 7. Then

Vertex form:

y = 7(x^{2} + 2x + 1) + 4 - 7

y = 7(x + 1)^{2} - 3

So the correct answer is:

A. y = 7(x + 1)²-3

3 0
3 years ago
Name a three dimensional shape that has four trianglular faces and one rectangular face
larisa86 [58]

A pyramid

Have a nice day!

6 0
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