3 years ago

Using the x intercept method what are all the real solutions of the equation x^3-8x^2+9x+18=0

Mathematics

1 answer:

Paul [167]3 years ago

7 0

Give me an idea of what you think?

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Given point A (3, 8) and point B (-5, 1). Find the following: a.) The coordinates of the midpoint of segment AB. Write your answ

ss7ja [257]

Answer:

Mid point:

$= ( \frac{3 + - 5}{2} , \: \frac{1 + 8}{2} ) \\ = ( - 1, \: 4.5)$

distance:

$= \sqrt{ {( - 5 - 3)}^{2} + {(1 - 8)}^{2} } \\ = \sqrt{64 + 49} \\ = \sqrt{113} \\ = 10.6 \: units$

slope:

$= \frac{1 - 8}{ - 5 - 3} \\ = \frac{ - 7}{ - 8} \\ = \frac{7}{8}$

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2 years ago

A single die is rolled. Find the probability of rolling 2 or an odd number.

Maurinko [17]

Answer:

4/6 or 2/3

Step-by-step explanation:

1/2 of the die is odd numbers so, you would add one more number which would be 4/6 or 2/3

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2 years ago

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andrew has a set of 20 baseball stickers. Andrew’s brother has 3/4 of the amount andrew has . how many baseball stickers does an

Free_Kalibri [48]

Answer:

Step-by-step explanation:

3/4 times 20 is equal to 15

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2 years ago

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1+4=5, 2+7=12 8+11=?

vampirchik [111]

Well just do regular math to answer but if its looking for pattern u can tell that the consistent number is 7

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2 years ago

Keisha has one penny, one nickel, and one dime in her pocket. She randomly takes on coin out of her pocket. Without putting it b

andrezito [222]

There are 12 different ways she could take a penny, a nickle, and a dime out of here pocket and only pick 2. What i did was i took 2 and 3 and multiplied them. because i can pick 2 coins, and there are 3 coins in total. After i multiplied them i got 6, then i got 2 and multiplied it by 6 and came out with 12. The reason why i did that is because there are 6 outcomes so far then you have to multiply them by 2 to get all of your complete outcomes. I hope i could help!!! Please give me brainliest!!! Have a great day =D!!!

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3 years ago