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topjm [15]
3 years ago
5

Evaluate the expression 8 to the second power + 3.8 - 10 * 2

Mathematics
1 answer:
RideAnS [48]3 years ago
8 0

Answer:

47.8

Step-by-step explanation:

8^2+3.8-10*2

64+3.8-20

47.8

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What is the discriminant: 2x^2 + 3x + 10=0
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The discriminant of a quadratic equation is:

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Plug in the values. 

3^2-4(2)(10)

=9-80

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Since the discriminant is negative, you can tell that the quadratic has no real solutions. 

Hope that helped!

~Cam943, Moderator
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3 years ago
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sleet_krkn [62]
You have the formula.
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3 years ago
Explain why 3.6 tenths equal 36 tenths
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Possible rational roots of 4x^2+15x-54=0
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4 0
4 years ago
Someone please help me I really need help !!!!
DanielleElmas [232]

Answer:

\frac{71}{100}

<h3>Answer c</h3>

Step-by-step explanation:

\frac{14}{100}  = squash \\  \frac{3}{20}  =  \frac{15}{100}  = tennis \\  \frac{14 +1 5}{100}  =  \frac{29}{100}  \\  \\  \frac{100}{100}  -  \frac{29}{100  }  \\  =  \frac{71}{100} = rugby

5 0
3 years ago
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