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lara31 [8.8K]
3 years ago
15

Consider the equation y=-x2 - 7x + 12. Determine whether the function has a

Mathematics
1 answer:
Komok [63]3 years ago
4 0

Answer:

Max (-7/2, 97/4)

Domain: all real numbers

Range: (negative infinity, 97/4)

Step-by-step explanation:

Im assuming this is a quadratic equation y = -x^2-7x+12

The max/min are the vertex (-b/2a)

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A triangle with a perimeter of 139 units is dilated by a scale factor of 1/4. Find the perimeter of the triangle after dilation.
Charra [1.4K]

Answer:

173.8 units

Step-by-step explanation:

If it's asking for a

139 * 1/4= x

34.75= x

34.75 + 139= 173.75

round to get 173.8

3 0
3 years ago
An airplane is flying at an altitude of 26,843 feet. The plane descends (goes down) 1,284 feet. Then the plane ascends (goes up)
Liono4ka [1.6K]

Answer:

Hi

The answer is C

Step-by-step explanation:

Because it descend means goes down so it's minus and after that it ascends means goes up so it's plus so the answer will be -

26,843-1,284+5832

8 0
2 years ago
What is the product of 4/5x5/7?
Lubov Fominskaja [6]
20/35
Simplify it and you will have 4/7
6 0
3 years ago
5(-5x - 2) = 10(-5x+4)
natulia [17]

Answer:

5(-5x - 2) =

-25x - 10

10(-5x+4) =

-50x + 40

-25x-10 = -50x+40

-25x = -50x + 50

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x = 2

7 0
3 years ago
Read 2 more answers
Solve the proportion t+4 / t-2 = 1/4
Lera25 [3.4K]

t+4 / t-2 = 1/4

t=-6 for your answer!

8 0
3 years ago
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