What kind of percentages? Is increase here's how..... 1. First work out the difference (increase amount) between the two numbers you are comparing. 2. Increase = New Number - Original Number. 3. Then divide the increase by the original number and multiply the answer by 100. 4. % increase = Increase divided by the Original Number x 100.

5 0

3 years ago

State the the roots of y=x^2+8x

Likurg_2 [28]

Answer:

The roots of the given equation are x = 0 and x = -8.

General Formulas and Concepts:

Algebra I

Terms/Coefficients

Factoring/Expanding

Quadratic Equations

Solving quadratic equations

Step-by-step explanation:

Step 1: Define

Identify.

y = x² + 8x

Step 2: Find Roots

[Quadratic] Factor: y = x(x + 8)
[Quadratic] Set up [Solve]: 0 = x(x + 8)
[Quadratic] Define: x = 0, -8

∴ the roots of the quadratic equation y = x² + 8x is equal to 0 and -8.

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Topic: Algebra I

8 0

2 years ago

What is the solution of the system?

zaharov [31]

Answer:

Step-by-step explanation:

3 0

3 years ago