Solve using the Quadratic Formula
5x2-3x-7=0
A)
B)
C)
D)
1 answer:
Answer:
C) 
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
<u>Algebra I</u>
- Standard Form: ax² + bx + c = 0
- Quadratic Formula:

Step-by-step explanation:
<u>Step 1: Define</u>
<em>Identify</em>
5x² - 3x - 7 = 0
↓
<em>a</em> = 5, <em>b</em> = -3, <em>c</em> = -7
<u>Step 2: Solve for </u><em><u>x</u></em>
- Substitute in variables [Quadratic Formula]:

- [√Radical] Evaluate exponents:

- [√Radical] Multiply:

- [√Radical] Add:

- [Fraction] Multiply:

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