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stiks02 [169]
3 years ago
12

Factor the following quadratic expression n^2+ 4n-12

Mathematics
1 answer:
nirvana33 [79]3 years ago
3 0

Answer:

(n + 6)(n - 2)

Step-by-step explanation:

Given

n² + 4n - 12

Consider the factors of the constant term (- 12) which sum to give the coefficient of the n- term (+ 4)

The factors are + 6 and - 2 , since

6 × - 2 = - 12 and 6 - 2 = + 4

Then

n² + 4n - 12 = (n + 6)(n - 2) ← in factored form

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5.7kg in grams convert
dimaraw [331]

Answer:

5700 grams

Step-by-step explanation:

1 kg = 1000 grams

5.7 kg = 5.7 × 1000

=> 5700 grams

hope it helps!

5 0
3 years ago
ANSWER QUICK PLZ
Bad White [126]

Answer:

see below

Step-by-step explanation:

at least one x-intercept   - where it crosses the x axis-  They both have at least one x intercept

at least one y-intercept  - where it crosses the y axis- they both have at least one

an oblique asymptote  or slant asymptote- when the degree of the polynomial in the numerator is higher than the denominator - this is true

a vertical asymptote  - they both have a vertical asymptote

the domain - is all real values except x = -3 in one case and x=3 in the other

3 0
3 years ago
Read 2 more answers
Solve.<br><br>3.5d + 8.25 = 3 + 5.25d<br><br>The solution is d = ____​
Nezavi [6.7K]

Answer:

d=3

Step-by-step explanation:

.......................

3 0
4 years ago
Read 2 more answers
Help me ):
slavikrds [6]
For the carpet:

Given:

Area = x^2 + x - 20 ft^2
Length = x+ 5 ft

As a carpet is rectangular, the area is defined as the product of the length and the width. To obtain an expression of the carpet's width, the area is to be divided by the length, which is shown below:

         __x_-_4___x + 5|x^2 + x - 20         x^2 + 5x         --------          -4x - 20          -4x - 20             --------                    0

Therefore, the expression of width = x - 4.

Applying the value of x = 20 to obtain the measurements of the carpet, we obtain the following:

Width = x - 4 = 20 - 4 = 16ft
Length = x+ 5 = 20 + 5 = 25ft.

Therefore, the carpet is 25ft x 16ft.

For the wall:

The same principles apply to the wall as it is also assumed to be rectangular.

Given:
Area = <span>x^2 + 17x + 30 ft^2
Width = x + 2

To obtain the expression for the wall's length, Area is to be divided by the Width, which is shown below:

         __x_+_15______x + 2|x^2 + 17x + 30         x^2 + 2x          --------                  15x + 30                  15x + 30                   ---------                             0

Therefore, the expression for the wall's length is x + 15.

Applying the value of x = 20 to obtain the wall's dimensions:

Length = x + 15 = 20 + 15 = 35ft.
Width = x + 2 = 20 + 2 = 22ft.

Therefore the wall has measurements of 35ft x 22ft.</span>
8 0
3 years ago
You spend too much on your credit card and max it out. You have a credit limit of $5,000. The credit card has an annual APR of 1
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APR credit card deal

Step-by-step explanation:

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3 years ago
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