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dybincka [34]
3 years ago
12

Need help

Mathematics
2 answers:
Alika [10]3 years ago
4 0

Answer:

16

Step-by-step explanation:

2*8= 16

emmasim [6.3K]3 years ago
3 0

Answer:

Step-by-step explanation:

128

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Find lim PLEASE I NEED HELP ASAP !!!!
stira [4]

Computing the limit directly:

\displaystyle\lim_{h\to0}\frac{f(2+h)-f(2)}h=\lim_{h\to0}\frac{((2+h)^2+(2+h)+1)-7}h\\\displaystyle=\lim_{h\to0}\frac{5h+h^2}h\\=\displaystyle\lim_{h\to0}(5+h)=\boxed{5}

Alternatively, you can recognize the limit as being equivalent the derivative of <em>f(x)</em> at <em>x</em> = 2, in which case differentiating and plugging in 2 gives

<em>f'(x)</em> = 2<em>x</em> + 1   =>   <em>f'</em> (2) = 5

5 0
3 years ago
Help asap I will give you points ​
Scilla [17]

Answer:

I am pretty sure the answer is B. Hope this helps.

Step-by-step explanation:

5 0
3 years ago
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Evaluate the expression. 42 + 5 • 32 – 42 ÷ 23
Leto [7]
42 + 5 * 32 - 42 ÷ 23

I am going to use the PEMDAS order. Parenthesis, Exponents, Multiply, Divide, Add, Subtract

Multiply ⇒ 5 * 32 = 160
42 + 160 - 42 ÷ 23

Divide ⇒ - 42 / 23 = -1.83
42 + 160 - 1.83

Add ⇒ 42 + 160 = 202
202 - 1.83

Subtract ⇒ 202 - 1.83 = 200.17

42 + 5 * 32 - 42 ÷ 23 = 200.17
3 0
3 years ago
Simplify: − (sq root)16x2 if x&lt;0.
Sever21 [200]

Step-by-step explanation:

-  \sqrt{16 {x}^{2} }  \\  =  - 4x

5 0
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A right triangle has a leg 6 and hypotenuse of 19. Find the missing length?
Ne4ueva [31]

Answer:

18

Step-by-step explanation:

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3 years ago
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