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Sholpan [36]
3 years ago
10

What are the solutions to the quadratic equation 2x2 - 8x - 24 = 0?​

Mathematics
1 answer:
Irina18 [472]3 years ago
7 0

Answer:

Step-by-step explanation:

2x² - 8x - 24 = 0

2x² - 12x + 4x - 4*6 = 0

2x(x-6) + 4(x - 6) = 0

(x - 6)(2x + 4) = 0

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Please help with this percent problem:
Soloha48 [4]

Answer: 130

Step-by-step explanation: the only reasonable answer

8 0
2 years ago
3 to the 2 power times 5 to the 3 times 8 divided by 3 times 5 to the 3 times 8
IceJOKER [234]

Answer:

42

Step-by-step explanation:

First condense all the numbers with exponents:

3² x 5³x 8 divided by 3 x 5³ x 8

27 x 125 x 8  divided by 3 x 27 x 8

Then multiply 27 , 125 ,and 8

27 x 125 x 8 =27000

Then multiply 3, 27 ,and 8

3 x 27 x 8 = 648

Then divide 27000 by 648

27000 / 648 = 41.6666666667

Which rounds to about: 42

3 0
3 years ago
Help please asap!!<br> A- z=15<br> B- z= 20<br> C- z=23<br> D- z=41
grigory [225]

Answer:

z = 15

Step-by-step explanation:

The sum S of the interior angles of a regular polygon is given by the formula

S = (n-2) x 180 where n is the number sides

Here n = 9

So S = (9-2) x 180 = 7 x 180 = 1,260

There are 9 interior angles and each angle is (5z + 65)

So the sum of all 9 interior angles = 9 (5z + 65)

= 45z + 585

Set these equal to each other and solve for z

45z + 585 = 1260

45z = 675

z = 675/45 = 15

4 0
1 year ago
What is the value of the 3 in 63?
Rina8888 [55]

Answer:

ones

Step-by-step explanation:

63

6=60

3=3

so it is in the ones place

6 0
3 years ago
Read 2 more answers
What does dimensions of the entire figure mean
Sveta_85 [38]
I'm assuming the dimensions are like the measures of whatever the figure is. Volume, length,width,height,circumference,radius,diameter,area,perimeter,etc. whatever you are working with, that will help you find the dimensions of the figure:)
3 0
3 years ago
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