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3 years ago

Write y=-4x^2+8x-1 in vertex form

Mathematics

2 answers:

Verdich [7]3 years ago

5 0

Answer:

1,3

Step-by-step explanation:

Wittaler [7]3 years ago

3 0

Answer:

(1,3)

Step-by-step explanation:

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On Monday,221 students went on a trip to the zoo.all 4 buses were filled and 5 students had to travel in cars how many students

Sindrei [870]

Answer:

Step-by-step explanation:

If 5 students went in cars then 216 students were in the buses (221-5=216)

There were four buses so divide 216 by 5 which is 54.

So there were 54 students in each bus

6 0

2 years ago

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Lady_Fox [76]

<h2><u>El conjunto de parejas ordenadas que no es una función es: </u></h2><h2> </h2><h2><u>Alternativa C: {(-2,1),(-1,0),(0,1),(-1,2),(2,2)} </u></h2>

<h3>Una función se define como un conjunto de parejas ordenadas (x, y) donde no se repite el valor de "x" (corresponde al dominio de la función) </h3><h3> </h3><h3>En el caso específico del ejercicio, la alternativa C no corresponde con una función ya que tienen dos parejas con el mismo valor de "x": {(-2,1), (-1,0), (0,1), (-1,2), (2,2)} </h3><h3> </h3><h3>Estos pares están en negrita, y el valor repetido subrayado. </h3>

3 0

2 years ago

The length of a room is 23 1/2 feet. When using a 1/8 inch = 1 foot scale, find the length of

LuckyWell [14K]

Answer:

2.9375 inches or 2 15/16"

Step-by-step explanation:

23 1/2 feet equals 282 inches

(1/8 ÷ 12) = (x ÷ 282)

cross-multiply:

35.25 = 12x

x = 2.9375 or 2 15/16 inches

4 0

2 years ago

You can spend $30 on a shopping trip. You want to buy a shirt that cost $14. Write and solve an inequality that represents the a

Mekhanik [1.2K]

Answer:

30 >or equal 14 + x

x is what is left

x has to be < or equal to 16

Step-by-step explanation:

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2 years ago

Devaughn is 15 years younger than Sydney. The sum of their ages is 73. What is Sydney’s age?

Olegator [25]

Answer:

Sydney is 44 years old

Step-by-step explanation:

<u>Step 1: Make a system of equations </u>

d = s - 15

<u>Step 2: Plug in s - 15 for d in the second equation and solve </u>

s - 15 + s = 73

2s - 15 = 73 + 15

2s / 2= 88 / 2

Answer: Sydney is 44 years old

6 0

3 years ago

Read 2 more answers