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Alexeev081 [22]
3 years ago
10

Does anyone know what [-2/3 * (-5/7)] * (9/4) is?

Mathematics
1 answer:
Vlad1618 [11]3 years ago
4 0
Kkkkoaoaossoossospsjiioiiiiii
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What is the z score associated with 75 percentile
ddd [48]

Answer:

First, determine how many standard deviations above the mean one would have to be to be in the 75th percentile. This can be found by using a z table and finding the z associated with 0.75. The value of z is 0.674. Thus, one must be .674 standard deviations above the mean to be in the 75th percentile

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What is the x-coordinate of the vertex of the parabola whose equation is y = 3x² + 9x?
saveliy_v [14]

Answer: -3/2

Step-by-step explanation:

The axis of symmetry, and thus the x-coordinate of the vertex, is given by x=-\frac{b}{2a}

So, the answer is x=-\frac{9}{2(3)}=\boxed{-\frac{3}{2}}

3 0
1 year ago
Can someone help me plz
lukranit [14]
The answer is area= 113.05 Circumference= 37.68
8 0
3 years ago
|3O+(-17)| I REALLY NEED TO KNOW PLZZZZZ
Soloha48 [4]

✽ - - - - - - - - - - - - - - - ~Hello There!~ - - - - - - - - - - - - - - - ✽

➷ 30 + 17

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✽

➶ Hope This Helps You!

➶ Good Luck (:

➶ Have A Great Day ^-^

↬ May ♡

4 0
3 years ago
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( 4 + 2n ^3 ) + ( 5n^3 + 2)
Hoochie [10]

Answer:

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Step-by-step explanation:

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= 7n^3 + 6

5 0
2 years ago
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