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Westkost [7]
3 years ago
9

What is the value discriminate b squared -4 AC for the quadratic equation zero equals negative 2X squared minus 3X +8 and what d

oes it mean about the number of real solutions equation has
Mathematics
1 answer:
SVEN [57.7K]3 years ago
4 0

Answer:

Step-by-step explanation:

-2x²-3x+8=0

disc.=b²-4ac=(-3)²-4(-2)(8)=9+64=73>0

it has two real irrational solutions.

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Step-by-step explanation:

This can be modeled by the equation f(x)=7+5x

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3 years ago
What is the ordered pair after this point is reflected across the y-axis? 4,2
Zepler [3.9K]

Answer:

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Step-by-step explanation:

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8 0
2 years ago
Find the volume of the sphere with a radius, r, of 3/2 feet and π ≈ 3.14.
nalin [4]

Answer:

V= 14.13

Step-by-step explanation:

Information needed:

V= 4/3\pir^3

\pi= 3.14

r= 3/2

Solve:

V= 4/3\pir^3

V= 4/3(3.14)(3/2)^3

V= 4/3(3.14)(27/8)

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3 0
3 years ago
Read 2 more answers
A bag is filled with green and blue marbles. There are 105 marbles in the bag. If there are 25 more green marbles than blue marb
Talja [164]

Answer:

Step-by-step explanation:

we have 105 marbles

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2x=80

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3 0
3 years ago
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