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expeople1 [14]
4 years ago
14

Multiply the polynomial 10. (3-2v)(2-5v) 11. (5x-4)(3x2+x-5)

Mathematics
1 answer:
tino4ka555 [31]4 years ago
5 0

Answer:

10) 10v^2-19v+6

11) 15x^3-7x^2-29x+20

Step-by-step explanation:

Well first let's make the box.

10)

Look at the image below ↓

10v^2-19v+6

11)

Look at the image below ↓

15x^3-7x^2-29x+20

<em>Thus,</em>

<em>number 10 is </em>10v^2-19v+6 <em>and number 11 is </em>15x^3-7x^2-29x+20<em>.</em>

<em />

<em>Hope this helps :)</em>

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Find the sum of the two solutions in this quadratic equation 2x ^ 2 - 3x - 35 equals 0​
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Answer:

Star Platinum is confused as hell

Step-by-step explanation:

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3 years ago
Graph the system of equations below and find the solution. y = 2x y = -x + 6
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Answer:

(2,4)

Step-by-step explanation:

To graph, draw a straight line connecting:

(0,0) & (1,2) for y = 2x

(0,6) & (6,0) for y = -x + 2

y = 2x

y = -x + 6

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y = 2x = 4

5 0
3 years ago
1. The tendency of
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Answer:

The correct options are;

The tendency of <u>electrons</u> to complete the <u>2p orbital</u> gives the element a higher degree of <u>electronegativity</u>

Step-by-step explanation:

The electronegativity of an element increases as electrons are added to the valence shell of the element

The electronegativity of elements increases up the group and across the period, therefore, an element having fewer number of shells is more electronegative than one with more shells

Which gives an element with the 2p orbital filled with electrons is more electronegative than one with the 3p orbital filled with electrons.

6 0
3 years ago
Twice a number x,minus 19
Alex

Answer:

2x - 19

Step-by-step explanation:

"Twice a number x" means the (missing) number is called x. Write "2x" which means multiply "x" by 2.

"Minus 19" is -19.

Together, the expression is 2x - 19.

6 0
4 years ago
A marine surveyor uses a rangefinder and a compass to locate a ship and an island in the vicinity of the coast on which she stan
Lemur [1.5K]

Answer:

The distance between the ship and the island is d\approx 567.23 \ft.

Step-by-step explanation:

The ship's azimuth is the direction measured as an angle from the north.

You should draw a diagram of the situation.

From the information given we know two distances and the angle between them and we want to find the distance between the ship and the island.

To find the distance between the ship and the island we can use the Law of Cosines.

<em>If a, b and c are the lengths of the legs of a triangle opposite to the angles A, B and C respectively; then the law of cosines states:</em>

c^2=a^2+b^2-2ab\cdot cos(C)

This law is useful for finding: the third side of a triangle when we know two sides and the angle between them like in this case.

The angle is

\theta=48\°+(360-332)\°=76\°

And the distance is given by

d=\sqrt{393^2+515^2-2(393)(515)cos(76)} \\\\d=\sqrt{-404790\cos \left(76^{\circ \:}\right)+419674}\\\\d\approx 567.23 \ft.

7 0
3 years ago
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