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frozen [14]
3 years ago
14

I need the answer plzz and the right one

Mathematics
1 answer:
Murljashka [212]3 years ago
5 0

Answer:

Number 3

Step-by-step explanation:

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(Algebra 1 ~ High School)
Ivan

Step 2 I believe. You are supposed to find the absolute value before adding

5 0
4 years ago
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What is the value of the discriminant of the quadratic equation −1 = 5x2 −2x, and what does its value mean about the number of r
Zepler [3.9K]
For the equation:
-1=5 x^2 - 2 x
5 x^2 - 2 x + 1 = 0,           then we substitute: a=5,  b=-2,  c =1
to discriminant formula: D= b^2 - 4 a c = (-2)^2 - 4 * 5 * 1 = 4 - 20 = - 16
Answer:
The discriminant is equal to -16 which means the equation has no real number solutions. 
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3 years ago
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Another ez 10 pnts :D
horsena [70]

Answer:

\frac{6}{5}

Step-by-step explanation:

1.Turn the 9 into a fraction

\frac{2}{15}  *\frac{9}{1}

2.factor the bigger numbers.

\frac{2}{3*5} *\frac{3*3}{1}

3.Cancel out the common factor(3)

\frac{2}{5} * \frac{3}{1}

4.multiply across

\frac{2}{5} *\frac{3}{1} =\frac{6}{5}

4 0
3 years ago
Eleanor placed some marbles in a bag for an experiment. She reaches into the bag and grabs a marble. Eleanor writes down the col
rodikova [14]

Answer:

Hi I have this same question but I'm torn between certain and very likely it is on of those options.

Step-by-step explanation:

6 0
3 years ago
Delta math help plz im stuck
JulsSmile [24]

Step-by-step explanation:

-70x^4 + 30x

= 10x(-7x^3 + 3)

ANSWER: 10x(-7x^3 + 3)

3 0
3 years ago
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