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Mice21 [21]
3 years ago
10

I WILL GIVE BRAINLIEST! PLEASE HURRY use the quadratic formula to solve the following equation. Begin by writing the equation in

standard form so that it can be compared to ax^2 +bx + c = 0 in order to determine the value of a, b, and c.
x^2 + 2x - 11 = 0
Mathematics
1 answer:
kow [346]3 years ago
3 0
X1= -1+2/¯3
x2= -1-2/¯3
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The coach recorded the time it took 15 students to run a mile. The times are as follows: 9:23, 8:15, 9:23, 9:01, 6:45, 6:55, 7:2
r-ruslan [8.4K]

Answer:

Therefore, the four intervals are

(1)    6 - 6.59

(2)   7 - 7.59      

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(4)    9 - 9.59

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(2)   3

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Step-by-step explanation:

From the data, we have

                     Interval                                                       Frequency

1st                 6 - 6.59                                                        4

2nd               7 - 7.59                                                        3

3rd                8 - 8.59                                                        1

4th                 9 - 9.59                                                       6

Therefore, the four intervals are

(1)    6 - 6.59

(2)   7 - 7.59      

(3)    8 - 8.59      

(4)    9 - 9.59

The four frequencies are

(1)   4

(2)   3

(3)   1    

(4)  6

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1/8th of Rs.1,64,350
aleksklad [387]

Answer:

₹20543.75

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Answer:

16. 1 4/5

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1. subtract whole numbers first

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3. subtract fractions and whole numbers

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