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Wewaii [24]
3 years ago
14

Factor the trinomial. X2 + 12x + 20

Mathematics
2 answers:
german3 years ago
4 0

Answer:

(x+2)(x+10)

Step-by-step explanation:

The given trinomial needs to be factorised. On the basis of degree of power of polynomial it can also be called a quadratic polynomial . General form is ax² + bx + c .

= x² + 12x + 20

  • By splitting middle term .

= x² + 10x + 2x + 20

  • Taking x and 2 as common.

= x ( x + 10 ) + 2( x + 10 )

  • Talking (x + 10) as Common .

= ( x + 2)( x +10)

<h3><u>Hence</u><u> </u><u>the</u><u> </u><u>factorised</u><u> </u><u>form</u><u> </u><u>is</u><u> </u><u>(</u><u>x</u><u>+</u><u>2</u><u>)</u><u>(</u><u>x</u><u>+</u><u>1</u><u>0</u><u>)</u><u>.</u></h3>
eimsori [14]3 years ago
3 0

Answer:

(x + 10)(x + 2)

Step-by-step explanation:

x² + 12x +20

(x + 10)(x + 2)

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PLEASE HELP ASAP, I WILL GIVE 40 POINTS IF THE RIGHT ANSWER, AND BRAINLEST, ASAP
Julli [10]

Answer:

5/52

Step-by-step explanation:

There are 52 cards in a deck, with 26 red and 26 black cards. There are 2 red ones, 2 black threes, and 1 six of hearts. The # of favorable outcomes is 2 + 2 + 1 = 5, so the answer is 5/52.

7 0
1 year ago
ABCD is a rectangle. Angle D = 3x + 20 + 7x - 3x. Solve for x
Elodia [21]

Answer:

angle D equal to 3 X + 20 + 7 x minus 3 x

=90 degree equal to x minus 3 X + 20

7 X equal to 70 X equal to 10

4 0
3 years ago
Write a description of how a diagram can help you solve 2×40
nasty-shy [4]

Let me explain like this .Suppose There are 40 people gathered somewhere for attending an event.Each Person has to be given 2 sweets for their arrival or for showing their presence in the event. Now 40 other woman joined them..Instead of getting two sweets each of them got one sweet.

Solution:   2 sweets × 40 people = 1 sweet × 80 people = 80  

2nd Way:

There are 40 rooms in a building.In  Each room we have to fix two bulbs. So How many bulbs are there in the building.

Solution →→→2 bulbs × 40 room = 80 bulbs

Diagram is depicted below for two parts.

4 0
4 years ago
Read 2 more answers
Any idea ? I need help
trasher [3.6K]
Use the Pythagorean Theorem:
a^2 + b^2= c^2

a= one side= 68 mi
b= second side= 80 mi
c= hypotenuse= Greenville to Columbia mi


a^2 + b^2= c^2

68^2 + 80^2= c^2
square each number

4,624 + 6,400= c^2

11,024= c^2
take square root of both sides

104.995 mi= c


ANSWER: The distance from Greenville to Columbia is 104.995 miles (rounded to 105 miles).

Hope this helps! :)
3 0
3 years ago
Read 2 more answers
Through: (4,- 4), perp. to y = -4x - 2
amid [387]

Answer:

Step-by-step explanation:

y = -4x - 2

slope of line = -4

slope of perpendicular to line = ¼

Point-slope equation for line of slope ¼, passing through (4,-4):

y+4 = ¼(x-4)

In slope-intercept form:

y = ¼x - 5

7 0
3 years ago
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