4 years ago

A mathematical sentence which contains an inequality symbol and one variable raised to the first power is called a _ inequality

Mathematics

1 answer:

lidiya [134]4 years ago

5 0

A mathematical sentence that contains one or more variables is sometimes called an open sentence.

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What is the discriminant of the polynomial below? 2x^2+3x-7

Katena32 [7]

Answer:

Option C. $65$

Step-by-step explanation:

we know that

The discriminant of a quadratic equation of the form $ax^{2} +bx+c=0$ is equal to

$D=b^{2}-4ac$

in this problem we have

$2x^{2} +3x-7$

$a=2\\b=3\\c=-7$

substitute

$D=3^{2}-4(2)*(-7)$

$D=9+56$

$D=65$

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4 years ago

the radius of a circle on a basketball court is 6 feet what are the approximate circumference and area of the circle

Mariana [72]

Answer:

113

Step-by-step explanation:

radiusxradiusxpi

6x6x3.14

=113

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3 years ago

Greg is running a marathon while running he should drink 22 oz of water per hour if he runs for 4 hours how much water should he

garik1379 [7]

22 times 4 would be 88 oz of water she is drinking

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3 years ago

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exis [7]

Answer:

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Step-by-step explanation:

tan( angle ) = opposite / adjacent

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3 years ago

Pls I need the answer for 3 and 4 and it’s very hard

Elodia [21]

#4 is 47, 48, 49

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3 years ago