Which equation has a graph that is a parabola with a vertex at (-1, -1)?ОООО
O y = (x - 1)2 + 1
y = (x - 1)2 - 1
y = (x + 1)2 + 1
· y = (x + 1)2 - 1

Answers

Answer 1
Answer:

Answer:

y = (x + 1)² - 1

Step-by-step explanation:

The equation of a parabola in vertex form is:

y = a(x - h)² + k

where the vertex is located at (h,k). Replacing with vertex at (-1, -1) we get:

y = a(x - (-1))² + (-1)

y = a(x + 1)² - 1

The only option with vertex at (-1, -1) is y = (x + 1)² - 1 (where a = 1)

Answer 2
Answer:

Answer:

d

Step-by-step explanation:


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Convert 75 inches to feet ?

Answers

The answer is 6.25 feet

Answer: 6 ft and 3 inches

Step-by-step explanation:

75/12 = 6.25

6.25 = 6 1/4 or 6 and 3 inches

First and second place in a contest use a ratio to share a cash prize. When first place pays $100 , second place pays $60. How much does first place pay when second place pays $36? Complete the ratio table to solve the problem

Answers

The amount paid for first place pay when second place pays $36 is $60.

Given

First and second place in a contest uses a ratio to share a cash prize.

When first place pays $100, second place pays $60.

What is the ratio?

The quantitative relation between two amounts shows the number of times one value contains or is contained within the other:

Let, x be the amount paid in the first place when the second-place pays.

Then,

\rm (100)/(60) = (x)/(36)\n\n100 * 36 = x * 60\n\n3600 = 60x\n\nx = (3600)/(60)\n\nx=60

Hence, the amount paid for first place pay when second place pays $36 is $60.

To know more about Ratio click the link given below.

brainly.com/question/2400667

Answer:

\$60

Step-by-step explanation:

Using a proportion

Let

x-------> the pay of the first place when the second place pays \$36

(\$100)/(\$60)=(x)/(\$36)\n \nx=36*100/60\n \nx=\$60

Explain what is the same about two fractions that are like fractions

Answers

The sections are comparable if their common denominators are the same. They can also be described as having comparable base number portions.

What is Algebra?

Algebra is the study of abstract symbols, while logic is the manipulation of all those ideas.

The acronym PEMDAS stands for Parenthesis, Exponent, Multiplication, Division, Addition, and Subtraction. This approach is used to answer the problem correctly and completely.

The parts that have similar denominators are like portions. They can likewise be characterized as parts with similar base numbers. For model, 11/20, 13/20, 27/20 1/20... These are like portions.

More about the Algebra link is given below.

brainly.com/question/953809

#SPJ2

The fractions that have the same denominators are like fractions. They can also be defined as fractions with the same bottom numbers.For example, 11/20, 13/20, 27/20 1/20... These are all like fraction. 

We can also convert unlike fraction to like fraction by simply writting them with denominators been their LCM.  

Find the equivalent expression for 3+2[2p+4t]

Answers

Answer:

3 + 4p + 8t

Step-by-step explanation:

3+2[2p+4t]

Distribute

3 + 4p + 8t

There are no like terms to combine

Which expression is equivalent to (-2)(a+6)?a.) -2a+6
b.) 2a+12

c.) -2a-12

d.) -2a+12

Answers

(-2)(a+6) =-2a -12 \n \n Answer : \ c.) -2a-12


Answer:

c

Step-by-step explanation:

What is 0.2 as a fraction in simplest form.

Answers

2/10, but reduced would be 1/5.

10 / 2 - 5
2 / 2 - 1
well, you start with 
20/100
divide both sides by 20 and you get
1/5