3 years ago

What's the derivative of f(x)=x^3x

Mathematics

1 answer:

Gre4nikov [31]3 years ago

8 0

Can you give me a hint? Derivative means to get from another source

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Sara earns a basic salary of 14250 every month with an additional 12% commission on her sales. If Sara sold items worth AED 2226

never [62]

Answer:

Step-by-step explanation:

Commission: 22264*0.12=2671.68

Total pay: 14250+2671.68=16921.68

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3 years ago

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Explain whether the following given sets are closed under addition:

Ivan

Answer:

Step-by-step explanation:

a) Yes.

$\forall\ a,b\ \in\ B,\ a+b\in B\ (since\ 0+0=0)$

b) Yes

$W=\{0,1,2,3,..,\}\ (whole\ numbers)\\\forall\ a,b\ \in\ 3W,\ a+b\in 3W\\since:\\a\ \in\ 3W \Longrightarrow\ \exists\ k_1\in W | a=3*k_1\\\\b\ \in\ 3W \Longrightarrow\ \exists\ k_2\in W | b=3*k_2\\\\a+b=3*k_1+3*k_2=3*(k_1+k_2) \in 3W\\$

c) Yes

$\forall n\ \in\ \mathbb{N}: \Longrightarrow\ n+1 \in\ \mathbb{N}\\$

d) No

$3\in V , 3+3=6\notin V\\$

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3 years ago

CAN SOMEONE PLS HELP 6TH GRADE MATH ILL GIVE BRAINLIEST

ASHA 777 [7]

Answer:

14/100 and 7/50

Step-by-step explanation:

Basically you convert the decimal into a fraction, 14 percent is the same as 14/100 and if you simplify that then you get 7/50

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2 years ago

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sveta [45]

I think the answer is B.
Hope this helps.

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3 years ago

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Select all the expressions that are equivalent to 13 - x *

alina1380 [7]

You gave no options but the simplest way to solve this is to set it equal to all of the answers to see if it is correct.

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3 years ago