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laila [671]
3 years ago
12

To factor the trinomial 12x² + 7x - 5, a student must find factors of _____________ that add up to _____________.

Mathematics
1 answer:
inessss [21]3 years ago
3 0

Answer:

factors of -60 that add up to 7

Step-by-step explanation:

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Given Triangle IFN congruent to Triangle SJP, name all the pairs of corresponding parts.
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Sides
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Angles
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Use the quadratic formula to solve for x. 4x2 +9x-1=0​
insens350 [35]

Answer:

x=\frac{-9\pm\sqrt{65} }{8}

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right

<u>Algebra I</u>

  • Standard Form: ax² + bx + c = 0
  • Quadratic Formula: x=\frac{-b\pm\sqrt{b^2-4ac} }{2a}

Step-by-step explanation:

<u>Step 1: Define</u>

4x² + 9x - 1 = 0

<u>Step 2: Define variables</u>

a = 4

b = 9

c = -1

<u>Step 3: Find roots</u>

  1. Substitute:                    x=\frac{-9\pm\sqrt{9^2-4(4)(-1)} }{2(4)}
  2. Exponents:                   x=\frac{-9\pm\sqrt{81-4(4)(-1)} }{2(4)}
  3. Multiply:                        x=\frac{-9\pm\sqrt{81-16} }{8}
  4. Subtract:                       x=\frac{-9\pm\sqrt{65} }{8}
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2 years ago
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Answer:

M=10

Step-by-step explanation:

Hope this helped :3

it was hard to describe it typed so I drew it on the picture.

to find slope:

(x2-x1) / (y2 - y1)

here a website to help you find slope a little better :3

https://www.omnicalculator.com/math/slope

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3 years ago
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never [62]

Answer: 5 6/10

Step-by-step explanation:

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3 years ago
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