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Nesterboy [21]
3 years ago
10

What is the product? (x 3)(2x – 1) 2x2 – 3 2x2 6x 2x2 5x – 3 2x2 6x – 3

Mathematics
2 answers:
Rina8888 [55]3 years ago
7 0
(x + 3)(2x - 1) = x(2x - 1) + 3(2x - 1) = 2x^2 - x + 6x - 3 = 2x^2 + 5x - 3
Valentin [98]3 years ago
6 0

(x + 3)(2x - 1) = x(2x - 1) + 3(2x - 1) = 2x^2 - x + 6x - 3 = 2x^2 + 5x - 3

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Assuming that Switzerland's population is growing exponentially at a continuous rate of 0.19 percent a year and that the 1988 po
Nesterboy [21]
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Secondly, since dP is given which is 6.9. Substitute it from the equation.

P(0) = 6.9 x 10^6
integral 1 divided by pdp which will look like this,

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6 0
3 years ago
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What do i point on the graph ?
ehidna [41]

Answer:

so there is a y and a x axis the x axis is on the bottem and the y axis is on the left

8 0
3 years ago
. You invest £4000 in a fund which earns 11% compound return per year. How much would the fund be worth after 10 years, given th
zmey [24]

Answer: $5,678.85

Step-by-step explanation:

First find out how much the fund was worth after 5 years.

Compound interest formula:

= Investment * (1 + rate) ^ years

= 4,000 * ( 1 + 11%)⁵

= £6,740.23

Half was removed:

= 6,740.23/2

= £3,370.12

Then compound this for the remaining 5 years:

= 3,370.12 * (1 + 11%)⁵

= $5,678.85

7 0
3 years ago
Assume that all triangles have interior angles less than 90°.A surveyor sights on a survey marker that is 132.3m distant. She ne
Vadim26 [7]

Answer:

  85.9 m

Step-by-step explanation:

The law of sines can help figure this.

The remaining angle in the triangle is ...

  180° -75° -68° = 37°

This is the angle opposite the leg from the surveyor to the second marker. Referencing the attachment, we have ...

  b/sin(B) = c/sin(C)

  b = sin(B)·c/sin(C) = 132.3·sin(37°)/sin(68°) ≈ 85.873 . . . meters

The surveyor is about 85.9 meters from the second marker.

4 0
3 years ago
I need help with these two problems. [9 and 10] FORMULAS GIVEN!!
zaharov [31]
<h2>Question 9:</h2>

1. Use Pythagorean Theorem (a²+b²=c²) to solve for missing side of triangle and rectangle. x²+16²=20², or x²+256=400. So, x²=144, and x=12

2. Use formula: 1/2(h)(b1+b2). 1/2 (12) (30+14).

3. Simplify: 1/2 (12) (44)=1/2(528)=264

Area of whole figure is 264 square mm.

<h2>Question 10:</h2>

Literally same thing but with trigonometry.

1. Use sine to find out length of dotted line: sin(60°)=x/12

2: Simplify: 12*sin(60°)=x. x≈10.4 (rounded to the nearest tenth)

3. Use Pythagorean Theorem to find out last leg of triangle: 10.4²+x²=12²

4: Simplify: 108.16 +x²=144. x²=35.84 ≈ 6

5: Use formula: 1/2(h)(b1+b2). 1/2 (10.4) (30+36)

6: Simplify: 1/2 (10.4) (66) =343.2

7: Area of figure is about 343.2

Remember, this is an approximate answer with rounding, so it might not be what your teacher wants. The best thing to do is do it yourself again.

4 0
3 years ago
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