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Marianna [84]
3 years ago
14

Find the value of the expression below for x = 3. x2+ 5 A.8 B.11 C.14

Mathematics
1 answer:
Sergeeva-Olga [200]3 years ago
5 0

Answer:

11

Step-by-step explanation:

Plz mark brainliest thanks

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The succesor of the natural number 2012 is 2013.
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Mr.ward and mr. heskey are racing toy cars and Mr. heskey wants to give mr. ward an 8 ft head start because his car is 2 seconds
DiKsa [7]

Answer:

  F.  6s > 4s +8

Step-by-step explanation:

From a reference point at the beginning of the track, Ward's car will be located 4s+8 feet down the track after s seconds. That is, it starts 8 feet down the track, and increases its distance by 4 feet every second.

From the same reference point, Heskey's car will be located 6s feet down the track after s seconds. Its distance starts from zero and is increasing at the rate of 6 feet every second.

For Heskey's distance to exceed Ward's distance you want ...

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3 years ago
The formula C=kmt is used to find the number of calories a person burns during exercise, where m is the person’s weight in pound
Ludmilka [50]
C = kmt 
k = C/mt

Units of k are Calories per pound - minute.
4 0
2 years ago
A bag contains 5 red marbles , 2 blue marbles, 4 white marbles, and 1 yellow marble. if 2 marbles are chosen in a row , without
slega [8]
P of 1st white marble = 4/ 12

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total = ( 4/12) * ( 3/11)
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8 0
3 years ago
Two counters are selected at random from a bag containing 5 red counters and 3 blue counters.
azamat

Answer:

1.4

Step-by-step explanation:

Probability of selecting a red counter :

Number of red counter / total number of counters

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Probability of selecting a blue counter = 0.375

Let number of red counters :

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0 red counters :

Expected value = x * p(x)

0 + (0.625*1) + (0.390625 * 2)

0 + 0.625 + 0.78125 = 1.40625

Expected number of red counters = 1.4

6 0
2 years ago
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