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Lisa [10]
3 years ago
8

Kammi wrote the numbers -3, -3.5, 4, and -4.5 in order from least to greatest. How did she write the numbers?

Mathematics
2 answers:
never [62]3 years ago
7 0

abcdefghijklmnopqrstuvwxyz

netineya [11]3 years ago
4 0

Since she is writing the numbers from least to greatest, they would be written like this:

-4.5, -3.5, -3, 4

The greater the negative number, the more the value decreases. Negative numbers are always less than non-negative numbers.

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OLLEGE
Sophie [7]

<u>Part 1</u>

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<u>Part 2</u>

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We need to make sure the radical is defined, meaning the radicand has to be non-negative. Thus,

4x+1 \geq 0\\\\4x \geq -1\\\\x \geq -\frac{1}{4}

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2 years ago
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Ostrovityanka [42]
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2 years ago
Use the discriminate to determine the number and the nature of the solutions of the giving equation.
PolarNik [594]

Answer:

Since b^2 -4ac = 256 we have 2 real distinct root roots

Step-by-step explanation:

4x^2+12x=7

We need to subtract 7 to get it in the proper form

4x^2+12x-7=7-7

4x^2+12x-7=0

The discriminant is b^2 -4ac

when the equation is ax^2 +bx+c

so a =4   b=12 and c=-7

(12)^2 - 4(4)(-7)

144 +112

256

If b^2 -4ac > 0 we have 2 real distinct roots

If b^2 -4ac = 0 we have one real root

If b^2 -4ac < 0 we have two complex root

Since b^2 -4ac = 256 we have 2 real distinct root roots

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3 years ago
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