1. If a quadratic expression has x-intercepts of

Mathematics

1 answer:

vlada-n [284]3 years ago

6 0

B. Standard form

Hope this helps

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Lina20 [59]

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4 years ago

Simplify the expression (-3x)^4

Sati [7]

(-3x)⁴

Basically, just do this :

(-3x) × (-3x) × (-3x) × (-3x)

So now you have 9x² × 9x²

9 × 9 = 81

x² × x² = x⁴

So, your answer is 81x⁴

~Hope I helped!~

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3 years ago

5 pounds is how many ounces

chubhunter [2.5K]

Answer:

80 ounces

Step-by-step explanation:

There are 16 ounces in a pound. So to convert from pounds to ounces, you multiply 5 by 16, which is 80.

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3 years ago

The segments shown below could form a triangle.

erastovalidia [21]

sorry i don,t unerstan what u wn,t

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4 years ago

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What are the real and complex solutions of the polynomial equation x^4+3x^2-4

Lyrx [107]

Answer: (D) -1,1,-2i,2i

Explanation:

$x^4+3x^2-4 = 0\\x^2 \rightarrow z\\z^2 + 3z -4 = 0 \\z_1 = -4\\z_2 = 1\\x_{1,2} = \pm\sqrt{-4}=\pm 2 i\\x_{3,4} = \pm 1$

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3 years ago