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Kitty [74]
3 years ago
5

Evaluate the function E(z)=(z+1)^2 for the following values of z.

Mathematics
1 answer:
amm18123 years ago
5 0

Answer:

a. E(a) = (a+1)²

b. E(a + h) = (a+h+1)²

c. E(a + h) - E(a) / h = (a+h+1)²- (a+1)²/h

Step-by-step explanation:

E(z)=(z+1)²

E(a) = (a+1)²

E(a + h) = (a+h+1)²

E(a + h) - E(a) / h = (a+h+1)²- (a+1)²/h

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note: "sqrt" is shorthand for "square root"

4 0
4 years ago
2a + 1 > 9 or a < –1
SVEN [57.7K]

Answer:

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Step-by-step explanation:

7 0
3 years ago
when you reverse the digits in a certain two-digit number you increase its value by 45. Find the number if the sum of its digits
mart [117]

<em>The answer is 58.</em>

<em />

<em />

<em />

<em>First, we need to find</em><em> "x"</em><em>, being the </em><em>number.</em>

<em />

  • <em>13+45=58</em>
  • <em>X=58</em>

<em>----------------------------------------------------------------------------------------------------------</em>

<h3><em>How did we get 58 though?</em></h3><h3><em /></h3><h3><em>----------Steps---------</em></h3>
  1. <em>Add</em><em> </em><em> 3+5</em>
  2. <em>3+5=8</em>
  3. <em>Then </em><em>add 1+4</em>
  4. <em>1+4=5</em>

<em />

<em />

<em>Therefore, the answer is </em><em>58.</em>

<em>X=58</em>

<em />

<em />

<em />

<em />

<h3><em>Hope this heIps!</em></h3>

<em>If this helped...</em>

  • <em>Give it a </em><em>good rating</em>
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5 0
3 years ago
Given the diagram shown below, which of the following best represents the distance from the school to the library?
White raven [17]
Use the sine theorem:

sin(angle A) / length of side a = sin (angle B) / lenght of side b

Here:

angle A = 32°

length of side a = length from school to library = x

angle B = 110°

length of side b = 2.2 mi

Then, sin(32°) / x = sin(110°) / 2.2 mi

=> x = 2.2 mi * sin (32) / sin (110)

x = 1.24 mi

Therefore the answer is the option B. 1.2 mi
7 0
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rjkz [21]

Answer:

u do y2-y1 and x2-x1 then add ur answer

Step-by-step explanation:

7 0
4 years ago
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