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natita [175]
3 years ago
12

9. What is the correct factorization of x2 + 13x + 30?

Mathematics
1 answer:
Readme [11.4K]3 years ago
4 0

Answer:

(x+3)(x+10)

Step-by-step explanation:

sorry I don't know how I should explain it....

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Please someone answer this, “what is the area of triangle ABC?”
prisoha [69]

Here's the solution,

The given triangle is an <u>equilateral triangle</u>, because it's all angles measure 60° each

now,

Area of an equilateral triangle :

=》

\dfrac{ \sqrt{3} }{4}  {a}^{2}

where,

  • a = 8 ( side measure )

=》

\dfrac{ \sqrt{3} }{4}  \times 8 \times 8

=》

\sqrt{3}  \times 16

=》

16 \sqrt{3} \:  \:  \:  cm {}^{2}

or

=》

27.71 \:  \: cm {}^{2}

4 0
3 years ago
If a student (represented by initials) was chosen at random, find P(HH|C').
valentina_108 [34]

Answer:

3/5

Step-by-step explanation:

6 0
2 years ago
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Solve the equation 3 (x+ 4.5) = 36 one step at a time. Use the diagram to help you
Ksivusya [100]

Answer:

=7.5

Step-by-step explanation:

5 0
3 years ago
Alan sells electronics, earning a base wage of $320 for one week, and a commission equal to 5% of his sales. he needs to earn at
aksik [14]

Answer:

  • 320 +0.05s ≥ 600
  • sales ≥ $5600

Step-by-step explanation:

For sales of 's', Alan's earnings will be ...

  320 +0.05s

He wants that to be at least 600, so the inequality is ...

  320 +0.05s ≥ 600

__

Its solution is found by subtracting 320 and dividing by 0.05.

  0.05s ≥ 280

  s ≥ 5600

Alan's weekly sales must be at least $5600 for his earnings to cover his expenses.

5 0
3 years ago
2/10 (4/5)-(5/2)+ (10)
Dima020 [189]

Answer:

2/10 (4/5)-(5/2)+ (10)=7.66

7 0
3 years ago
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