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34kurt
3 years ago
5

3× at x = 2 evaluate the following

Mathematics
1 answer:
Nat2105 [25]3 years ago
8 0

Answer:

the answer is 6.

Step-by-step explanation:

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Line AB passes through A(-3, 0) and B(-6, 5). What is the equation of the line that passes through the origin and is parallel to
Lera25 [3.4K]

Answer:

3y+5x=0

Step-by-step explanation:

The question is on equations of parallel lines

Finding the gradient m of line AB

m=change in y coordinates/change in x-co-ordinates

Given points A(-3,0) and B (-6,5)

m=Δy/Δx  Δy=5-0=5      Δx=-6 - -3= -3  ⇒m= - 5/3

Equation

The line will have its gradient equal to - 5/3

m=-5/3  

point is the origin (0,0)

m=Δy/Δx

y-0/x-0 = -5/3

3(y-0)=-5(x-0)

3y-0= -5x+0

3y=-5x

3y+5x=0

6 0
3 years ago
The weight of 45 cartons is 405kg. Find the weight of 73 cartons​
vodka [1.7K]

Answer:

657kg

Step-by-step explanation:

405 ÷ 45 = 9

9 x 73 = 657kg

I hope this helps!

8 0
2 years ago
Read 2 more answers
11/15% of a quantity is equal to what fraction of the​ quantity?
Contact [7]

Percent means “out of 100.” So 5% really means 5/100.

11 / 15% = 11 / (15/100) = 1100 / 15 = 220 / 3. That’s the answer.

5 0
3 years ago
Consider the following proposed proof by contradiction that for all positive integers n, 3n > 2.
laila [671]

Answer:

The proof contains a simple direct proof, wrapped inside the unnecessary logical packaging of a proof by contradiction framework.

Step-by-step explanation:

The proof is rigourous and well written, so we discard the second answer.

This is not a fake proof by contradiction: it does not have any logical fallacies (circular arguments) or additional assumptions, like, for example, the "proof" of "All the horses are the same color". It is factually correct, but it can be rewritten as a direct proof.

A meaningful proof by contradiction depends strongly on the assumption that the statement to prove is false. In this argument, we only this assumption once, thus it is innecessary. Other proofs by contradiction, like the proof of "The square root of 2 is irrational" or Euclid's proof of the infinitude of primes, develop a longer argument based on the new assumption, but this proof doesn't.

To rewrite this without the superfluous framework, erase the parts "Suppose that the statement is false" and "The fact that the statement is true contradicts the assumption that the statement is false. Thus, the assumption that the statement was false must have been false. Thus, the statement is true."

7 0
3 years ago
HELP! I NEED THIS QUESTION ANSWERED ASAP!!!!!
inessss [21]

Answer:

3 ) Acute

Step-by-step explanation:

Acute Angle - An angle less than 90 degrees.

Right Angle - An angle that is exactly 90 degrees.

Obtuse Angle - An angle more than 90 degrees and less than 180 degrees.

Straight Angle - An angle that is exactly 180 degrees.

6 0
3 years ago
Read 2 more answers
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