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bonufazy [111]
3 years ago
5

What is the formula for the discriminant?

Mathematics
1 answer:
Dennis_Churaev [7]3 years ago
4 0

Answer:

In the case of a quadratic equation ax2 + bx + c = 0, the discriminant is b2 − 4ac; for a cubic equation x3 + ax2 + bx + c = 0, the discriminant is a2b2 + 18abc − 4b3 − 4a3c − 27c2.

Step-by-step explanation:

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What is the sum ? (2x^2-4x+1)+(5x+x^2-1)
Ipatiy [6.2K]

Hello There!

<u>The answer is...</u>

<u />

<u />3x^2+x<u />

<u />

HERE'S A EXPLANATION!

2x^2-4x+1+5x+x^2-1

=2x^2+-4x+1+5x+x^2+-1

<u>Combine these like terms!</u>

<u></u>

<u></u>=2x^2+-4x+1+5x+x^2+-1<u></u>

<u></u>

<u></u>=(2x^2+x^2)+(-4x+5x)+(1+-1)<u></u>

<u></u>

<u></u>=3x^2+x<u></u>

<u></u>

<u>ANSWER!</u>

<u />

<u />=3x^2+x<u />

<u />

Hopefully, this helps you!!

AnimeVines

6 0
3 years ago
A 4-column table with 4 rows. Column 1 is labeled Service with entries Restaurant, Florist, Cab Fare, Dog Groomer. Column 2 is l
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Answer:

Step-by-step explanation: A 4-column table with 4 rows. Column 1 is labeled Service with entries Restaurant, Florist, Cab Fare, Dog Groomer. Column 2 is labeled Cost with entries 40 dollars, 94 dollars, 32 dollars, 62 dollars. Column 3 is labeled Gratuity with entries 18 percent, 12 percent, 20 percent, 26 percent. Column 4 is labeled Tax with entries 8.5 percent, 12 percent, 0 percent, 5.75 percent.About how much should the gratuity for the restaurant server be? Round the percent of gratuity to the nearest benchmark percent to find the answer.$

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kakasveta [241]

Answer:

I believe that the answer is C. It is horizontally compressed by a factor of 3 and reflected over the x-axis.

Step-by-step explanation:

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fomenos

Answer:

Kindly check attached picture for barchart and piechart distribution

Step-by-step explanation:

Given the name data:

Name ____ freq ___R/Freq ____% frequency

Brown ____7 ______0.14 ______14

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