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ASHA 777 [7]
4 years ago
12

Factor completely, the expression: 2x^3-2x^2-12x

Mathematics
1 answer:
GuDViN [60]4 years ago
4 0
2x³ - 2x² - 12x
2x(x²) - 2x(x) - 2x(6)
2x(x² - x - 6)
2x(x² - 3x + 2x - 6)
2x(x(x) - x(3) + 2(x) - 2(3))
2x(x + 2)(x - 3)
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96 16 81 = x 11 15 18 = y what is the value of y-2x?
qwelly [4]
Hey, im not really sure but i think it is that 1. x=96 y=11  2. x=16 y=15  3.x=81 y=18
Then you just substitute the numbers into the letters. For example,

11-96(2)= -181

15-16(2)= -17

18-81(2)= -144
3 0
3 years ago
A horse trough is filled with water. The through is 7 feet long, 15 feet wide and 3 feet tall. If each cubic foot of water conta
Digiron [165]

Answer:

2362.5

Step-by-step explanation:

7*15*3*7.5=2362.5

5 0
3 years ago
Read 2 more answers
1) 5k = 27<br> Solve equation and proportion
Rzqust [24]

Answer:

k = 27/5

Step-by-step explanation:

Divide 5 on bot sides

5k/5 = 27/5

k= 27/5

so, k = 27/5 OR 5.4

3 0
3 years ago
I need help with this one , please .  (13)^2(13)^-4(13)^5 = 13^_____    to what power ?    Can you explain please
Galina-37 [17]
13^2*13^{-4}*13^5= 13^7*13^{-4}\to\boxed{13^3}

When you have exercices like this tipe you write the base and add the exponents.the exponents are: 2; -4  and 5 so you put them in a sum:

2+ (-4) + 5=

=2 -4+5=

=7 -4=

=3
6 0
3 years ago
John paints 2 portraits in 8 hours, 3 portraits in 12 hours, and 5 portraits in 20 hours. Which statement correctly describes th
stepladder [879]

Answer:

1 portrait is painted every 4 hours

Step-by-step explanation:

Okay so there aren't any statements but I realized that he paints 1 portrait every 4 hours

If this isn't an option comment them and I will try to see if any match up correctly.

6 0
3 years ago
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