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zhuklara [117]
2 years ago
13

Need help on homework plz and thank u :)

Mathematics
2 answers:
Firlakuza [10]2 years ago
6 0

Answer:

it is the second answer.

andrew-mc [135]2 years ago
4 0

Answer: Its b  

Step-by-step explanalson

becaues x always equals 7 in a factor

:)

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What is the length of side a? Round to the nearest tenth of an inch
slamgirl [31]

Answer:

ok this is easy all it is 16-7=9 so a=9 so all it is 7x9=72 then its 72 divided by 2 so your answer is 36

3 0
2 years ago
Read 2 more answers
Write this expression using exponents
alexdok [17]

Answer:

4p^{2} or 4p^2

Step-by-step explanation:

Combine like terms:

4 x 4 and p x p

4^2 and p^2

4p^2

4 0
2 years ago
200 students in a high school senior class are surveyed about what majors they intend to declare in college. Of the 200 students
True [87]

Answer:

  • <u><em>P(M) = 0.4</em></u>

Explanation:

<u>1. Build a two-way frequency table:</u>

To have a complete understanding of the scenary build a two-way frequency table.

  • <u>Column and rows:</u>

                                  Major in math    No major in math  Total

Major in CS

No major in CS

Total

  • <u>200 students:</u>

                                  Major in math    No major in math  Total

Major in CS

No major in CS

Total                                                                                      200

  • <u>80 plan to major in mathematics:</u>

                                  Major in math    No major in math  Total

Major in CS

No major in CS

Total                              80                                                   200

  • <u>100 plan to major in computer science</u>:

                                  Major in math    No major in math  Total

Major in CS                                                                           100

No major in CS

Total                              80                                                   200

  • <u>30 plan to pursue a double major in mathematics and computer science</u>:

                                  Major in math    No major in math  Total

Major in CS                  30                                                      100

No major in CS

Total                              80                                                    200

  • <u>Complete the missing numbers by subtraction</u>:

                                  Major in math    No major in math  Total

Major in CS                   30                              70                 100

No major in CS                                                                     100

Total                              80                             120                200

                                  Major in math    No major in math  Total

Major in CS                   30                              70                 100

No major in CS             50                              50                 100

Total                              80                             120                200

<u>2. What is P(M), the probability that a student plans to major in mathematics?</u>

  • P(M) = number of students who plan to major in mathematics / number of students

  • P(M) = 80 / 200 = 0.4
7 0
2 years ago
Please help its for today before 11
Black_prince [1.1K]

Alright, the zeroes are where it intersects with the X-axis so...

4) -15 and 10

5) 6 and 18

6) -5 and 0

7) -20 and -8

8) 2 and 10

9) -21 and 14

Hope I was able to help you :)

6 0
2 years ago
Determine weather the following is real or complex <br> i^6-122-7i^2
Leona [35]

Answer:

Real

Step-by-step explanation:

i^6-122-7i^2

(i^2)^3-122-7i^2

(-1)^3-122-7×(-1)

-1-122+7

-123+7

-116

So the final answer is -116

7 0
3 years ago
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