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katrin2010 [14]
3 years ago
8

What equals the product of (x-3)(2x+1)

Mathematics
1 answer:
melisa1 [442]3 years ago
3 0
(x-3)(2x+1) 

 <span>=<span><span><span><span><span>(x)</span><span>(<span>2x</span>)</span></span>+<span><span>(x)</span><span>(1)</span></span></span>+<span><span>(<span>−3</span>)</span><span>(<span>2x</span>)</span></span></span>+<span><span>(<span>−3</span>)</span><span>(1)</span></span></span></span><span>=<span><span><span><span>2<span>x^2</span></span>+x</span>−<span>6x</span></span>−3</span></span><span>=<span><span><span>2<span>x^2</span></span>−<span>5x</span></span>−<span>3</span></span></span>
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1 2/3 x 7 1/2. <br><br><br> Multiplying mixed numbers <br> Can you guys please say step by step
Sladkaya [172]

Answer:

142.

Step-by-step explanation:

=12×71/3×2

=852/6

=142

4 0
3 years ago
Mr Adams has poster paper that is 10 3/4 feet long. He wants to make sheets that are 1/4 of a foot long to make paper airplanes.
8090 [49]

Answer:

43

Step-by-step explanation:

divide 10 3/4 by 1/4

4 0
3 years ago
★write the pair of integer in which multiplication is -45 and difference is 12.
vladimir1956 [14]

Answer:

(3 and 15)

Step-by-step explanation:

If the product of both of these two numbers needs to be a negative 45 then there are no pair of integers that comply with both requirements.

If the multiplication in the question is wrong and it is a positive 45 then the pair of integers that would comply with these requirements would be (3 and 15). Multiplying this pair together would give you 45 and the difference between them is also 12 meaning it complies with both requirements that were asked for in the question.

5 0
3 years ago
???? please help lol
kow [346]

Answer:

  1. 150π ft²
  2. 10π ft.

Step-by-step explanation:

Area of the sector :

Area (sector) = \pi r^{2} \times \frac{\theta}{360^{o}}

Finding the area given r = 30 ft. and θ = 60° :

⇒ Area = π × (30)² × 60/360

⇒ Area = π × 900/6

⇒ Area = 150π ft²

===========================================================

Length of the arc :

Length (arc) =2 \pi r} \times \frac{\theta}{360^{o}}

Finding the arc length given r = 30 ft. and θ = 60° :

⇒ Arc Length = 2 × π × 30 × 60/360

⇒ Arc Length = 60/6 × π

⇒ Arc Length = 10π ft.

7 0
2 years ago
Read 2 more answers
What is the value of x in the equation x – y = 30, when y = 15?
asambeis [7]
X= 45, you would place 15 into y's place, which would give you x-15= 30... then you would add 15 to both sides, which would give you x=45<span />
6 0
3 years ago
Read 2 more answers
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