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lesya [120]
2 years ago
10

Calculate 3ab + b for a=2 and b=-3

Mathematics
1 answer:
Art [367]2 years ago
8 0
Your answer will be -21 as it’s 3x2x-3-3=21
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Answer correctly for brainliest pleaseeee!!!!
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Segments AB, EF, and CD intersect at point C, and angle ACD is a right angle. Find the
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G=37

Angle ACD and angle DCB are a linear pair. Meaning they are supplementary.

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Describe the transformations for the given expressions
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7 0
3 years ago
You start hiking at an elevation that is 80 meters below base camp. You increase your elevation by 42 meters. What is the new el
lina2011 [118]

Answer:

You are now 38 m below base camp.

Step-by-step explanation:

Consider the provided information.

You start hiking at an elevation that is 80 meters below base camp.

Now your initial location is 80 m below base camp, that can be represents as: -80

Now you increase your elevation by 42.

So you go up by 42.

In other words, you get the equation -80+42 = -38.

Since, a negative value is below the base camp, this means that you are now 38 m below base camp.

8 0
3 years ago
If a=2, b=3 and c=4 then find the numerical value of a2+2abc+b2+c2<br>​
qaws [65]

a=2 b=3 and c=4. then,

<em>a2+2abc+b2+c2</em>

<em>a2+2abc+b2+c2</em><em>=</em><em> </em><em>2</em><em>^</em><em>2</em><em>+</em><em>2</em><em>×</em><em>2</em><em>×</em><em>3</em><em>×</em><em>4</em><em>+</em><em>3</em><em>^</em><em>2</em><em>+</em><em>4</em><em>^</em><em>2</em>

<em>(</em><em>replace</em><em> </em><em>value</em><em> </em><em>of</em><em> </em><em>a</em><em>,</em><em> </em><em>b</em><em>,</em><em> </em><em>c</em><em> </em><em>by</em><em>2</em><em>,</em><em>3</em><em>,</em><em>4</em><em> </em><em>respectively</em><em> </em><em>tgen</em><em> </em><em>solve</em><em>)</em>

<em>=</em><em> </em><em>4</em><em>+</em><em>4</em><em>8</em><em>+</em><em>9</em><em>+</em><em>1</em><em>6</em>

<em>=</em><em> </em><em>7</em><em>7</em><em>…</em><em>…</em><em>…</em><em>…</em><em>…</em><em>…</em>

<em> </em><em>Therefore</em><em>,</em><em> </em><em>7</em><em>7</em><em> </em><em>is</em><em> </em><em>correct</em><em> </em><em>answer</em><em>.</em>

7 0
3 years ago
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