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Dmitry_Shevchenko [17]
3 years ago
9

1. Write a quadratic equation that can be solved by factoring. Solve your equation and show and explain all your work. 2. How do

you determine which method to use when you’re trying to solve a quadratic equation?
Mathematics
1 answer:
morpeh [17]3 years ago
8 0
X²+8x+15 is the quadratic equation and it can be solved by factoring. By factoring the answer will be (x+3) (x+5) and if it is expanded, the answer will be x²+8x+15. First, you should factorize the equation. Then, find the two numbers that if they are added together the sum will 8 and if they are multiplied the product is 15. 
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7 1/6 times 3/4 is??
Paladinen [302]

Answer:

7\frac{1}{8}

Step-by-step explanation:

Multiply across.

(7\frac{1}{6})(\frac{3}{4})=7\frac{3}{24}

Then Simplify.

7\frac{3}{24}=7\frac{1}{8}

8 0
3 years ago
Perimeter of a triangle formula
maks197457 [2]
All you have to do is just add up all the sides to find the perimeter
8 0
3 years ago
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Need math help please!
loris [4]

Answer:

SAS

Step-by-step explanation:

We can automatically eliminate the HL answer choice, since the given triangles aren't right triangles. The only answer choices that could make sense would be ASA or SAS, but there is no ASA choice, so the answer would be SAS.

5 0
3 years ago
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1. K is the midpoint of HN. HK = 4x + 5 and<br> HN = 11x – 11. Solve for x and find KN.
galben [10]

Answer:

see explanation

Step-by-step explanation:

Since K is at the midpoint of HN then HK = KN = 4x + 5, thus

HN = HK + KN ← substitute values

11x - 11 = 4x + 5 + 4x + 5, that is

11x - 11 = 8x + 10 ( subtract 8x from both sides )

3x - 11 = 10 ( add 11 to both sides )

3x = 21 ( divide both sides by 3 )

x = 7

Hence

KN = 4x + 5 = (4 × 7) + 5 = 28 + 5 = 33

5 0
3 years ago
Viết tập hợp dưới dạng liệt kê <br> A = { x € Z : (x^2 + 5x - 6)(2x-1)=0}
love history [14]

Answer:

Step-by-step explanation:

A={1;-6;1/2}

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