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mixer [17]
3 years ago
12

PLEASE HELP 2 QUESTIONS 45 POINTS!!!!!!!!!

Mathematics
1 answer:
Effectus [21]3 years ago
5 0

Answer:

1. -8x² - 16x - 6      a = -8, b = -16, c = -6

1. 4x² - 1                  a = 4, b = 0, c = -1

Step-by-step explanation:

use the 'foil' method:

(4x + 2)(-2x - 3)

F: -8x²     O: -12x       I: -4x       L: -6

-8x² - 16x - 6

(2x + 1)(2x - 1)

F: 4x²     O: -2x       I: 2x       L: -1

4x² - 1

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Answer:

Step-by-step explanation:

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3 years ago
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Use the following diagram to answer question 4 and 5
baherus [9]

Answer:

3x-13+2x+4=116( the sum of two interior angle is epual to the sum of exterior angle )

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then

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Step-by-step explanation:

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3 years ago
Find the surface area of the cube shown below. units 2 2 squared
ruslelena [56]

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<h3>How to determine the surface area?</h3>

The side length of the cube is given as:

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brainly.com/question/13175744

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2 years ago
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svetlana [45]
<h2><em>Answer:</em></h2><h2><em>Yes</em></h2>

<em>Just </em><em>divide </em><em>1</em><em>6</em><em> </em><em>and </em><em>2</em><em>4</em><em> </em><em>by </em><em>8</em><em>,</em><em> </em><em>you </em><em>will </em><em>get </em><em>2</em><em>/</em><em>3</em><em> </em><em>as </em><em>a </em><em>result.</em>

<em>Hope </em><em>it</em><em> helps</em>

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3 years ago
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