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2 years ago

How do you add two fractions with se denominators?

2 answers:

5 0

Let them be the same first before let them be e same before them be e same before them be e same before them be e same before

STatiana [176]2 years ago

4 0

Answer:

Step 1: Make sure the bottom numbers (the denominators) are the same

Step 2: Add the top numbers (the numerators), put that answer over the denominator

Step 3: Simplify the fraction (if needed)

Step-by-step explanation:

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Simplify 2x^2-7x-4/x^2

kvv77 [185]

Answer:

Option 1

Step-by-step explanation:

$\frac{2x^2 - 7x-4}{x^2 - 5x+4}=\frac{(x-4)(2x+1)}{(x-4)(x-1)}=\frac{2x+1}{x-1}$

4 0

1 year ago

Which relation is a function?

vova2212 [387]

Answer: A function is a relation in which each input has only one output. In the relation , y is a function of x, because for each input x (1, 2, 3, or 0), there is only one output y. x is not a function of y, because the input y = 3 has multiple outputs: x = 1 and x = 2.

Step-by-step explanation:

6 0

2 years ago

The ratio of small dogs to large dogs at the dog show is 423 if there are 56 dogs in the show how many are large dogs. please sh

Anarel [89]

Ok if there is 423 dogs and 56 big dogs need to sub the dogs and you get
423-56=357 big dogs

SO there are 357 dig dogs

8 0

3 years ago

Read 2 more answers

At the North campus of a performing arts school 30% of students are music majors at the South campus 80% of the students are mus

OLEGan [10]

Answer:

It should be option B

Step-by-step explanation:

4 0

3 years ago

Use the following frequency distribution (of SAMPLE DATA) in answering the questions: class 0-9 f=10; class 10-19 f=20; class 20

lutik1710 [3]

Answer:

1. Five classes in the frequency distribution

2.The mid point of the third class is 24.5

3.The total number of frequency is 100

4.The relative frequency of the third class is (20/100=0.2)

5. We use n-1 because we are dealing with a sample data

6. The mean is 24.5

7. The value of the standard deviation is 11

Step-by-step explanation:

See attached picture for the solutions

4 0

2 years ago