ช่วยยกตัวอย่างโจทย์นี้ให้หน่อยค่ะ

4. จงแสดงว่าฟังก์ชัน 1 (x) = หาปริพันธ์ได้บน 10, 1] พร้อมทั้งหาค่าปริพันธ์

ช่วยแก้โจทย์ไดไหมคะ

1. โยนเหรียญที่เที่ยงตรง 1 อัน 4 ครั้ง ให้ X เป็นจำนวนหัวที่ได้จากการโยน 1. จงหาฟังก์ชันความน่าจะเป็นของ X 2. จงสร้างตารางแจกแจงความน่าจะเป็นของ X พร้อมทั้งเขียนกราฟความน่าจะเป็นและความน่าจะเป็น สะสม 3. ฟังก์ชันทีได้เป็นฟังก์ชันความน่าจะเป็นของ X หรือไม่ จงหา P(X ≤ 2) และ P(3/2 ≤ X ≤7/2) 4.

คิดยังไงคะ ช่วยหน่อยค่ะ

1. จงพิจารณาความสัมพันธ์ในแต่ละข้อ แล้วตอบคำถามต่อไปนี้ โดยทำเครื่องหมาย / หากความสัมพันธ์ในข้อนั้น เป็นฟังก์ชัน พร้อมทั้งระบุโดเมนและเรนจ์ของความสัมพันธ์ ความสัมพันธ์ r¡ = {(1,1),(2,2),(3,3),(4,4),(5,6)} r₂ = {(1,2),(1,4),(3,6),(4,8),(5,10)} r₂ = {(1,2),(5,6),(3,4),(7,8),(9,1),(1,2)} r = {(1,1),(0,0),(-1,−1),(1,1),(-2,-2)} 2. จงหาโดเมนและเรนจ์ของฟังก์ชันต่อไปนี้ 2.1 f = {(x,y)|y=2x²} 2.3 f = {(x,y)|y=5x-1|} เป็นฟังก์ชัน 2.2 f= r = {(1, 0)| = 1536 โดเมน 2.4 f: -1 5x+ =[(x/=//=) 9 เรนจ์

ใครพอทราบคำตอบมั้ยยค้ะ..?😅

ใบงานที่ 3.2 Listening Exercise 2: Listen to two conversations and fill in the blank with the given word. Conversation 4 hold on go ahead I've got as soon as Linda: Jack is not here right now. Would you like to leave the message? Helen: This is his wife.(1).................... you ask him to call me back at my office. Linda: I'll take that down (2).. a moment, please OK. (3). Helen: My office number is 0-245-784-631 extension 115. Linda: Yes, (4). Helen: That's right. Linda: I'll tell him to call you (5). Helen: Thank you very much. ...that. 0-245-784-631 extension 115. Right? hear he gets back. could Conversation 5: speak up calling Jill: Hi, Andrew, I've been (6).. Andrew: Hello. Could you (7). calling? Jill It' Jill! Can you (8).... .........me?. Andrew: Hello, Jill. What's wrong with the phone? Is your battery dying? Jill: The line is terrible. Let me....................and call you right back. (Jill dials again.) Man: Hello? Jill: Is that Jill? Man: There's (10).. hang up no one ..you for a long time. But the line has been busy. ........little, please? I can hardly hear you. Who's ...by that name here. I think you have the wrong number.

ใครพอทราบคำตอบมั้ยยค้ะ..?😅

ใบงานที่ 3.2 Listening Exercise 2: Listen to two conversations and fill in the blank with the given word. Conversation 4 hold on go ahead I've got as soon as Linda: Jack is not here right now. Would you like to leave the message? Helen: This is his wife.(1).................... you ask him to call me back at my office. Linda: I'll take that down (2).. a moment, please OK. (3). Helen: My office number is 0-245-784-631 extension 115. Linda: Yes, (4). Helen: That's right. Linda: I'll tell him to call you (5). Helen: Thank you very much. ...that. 0-245-784-631 extension 115. Right? hear he gets back. could Conversation 5: speak up calling Jill: Hi, Andrew, I've been (6).. Andrew: Hello. Could you (7). calling? Jill It' Jill! Can you (8).... .........me?. Andrew: Hello, Jill. What's wrong with the phone? Is your battery dying? Jill: The line is terrible. Let me....................and call you right back. (Jill dials again.) Man: Hello? Jill: Is that Jill? Man: There's (10).. hang up no one ..you for a long time. But the line has been busy. ........little, please? I can hardly hear you. Who's ...by that name here. I think you have the wrong number.

ช่วยหนูหน่อยนะคะ

CONVERSATION A Match the sentence parts to complete the expressions of disagreement. 1. |donไ a. true. b. I disagree. 2. That's not 3. T'nา not C. what you're saying, but.. 4. I'm afraid d. So Sure about that. 5. | know e. agree. B Read the statements and give your opinion and a reason. If you disagree, uรe one of the expressions from A. Example: Yoนng people should get an apartment after they finish high school. |dont agree. Sone tcen.agers arcntrzady to live alone. 1. People shouldn't get married before they're 30 years old. 2. The best place for older people to live is with their children. 3. Mothers should not work outside the home. 4. People should live with their parents until they get married. 5. Small children should watch as much television as they want. 6. Couples with children should never get divorced. 7. Both boys and girls should help with the housework. 8. Day care is bad for children. 9. Both parents should work full-time.

ช่วยหน่อยนะคะ

GRAMMAR A Write about your friendร. Use all of. most of. a lot of. some of, a couple of, or กnone of. 1. have a dog 2. like sports 3. send emails 4. are married 5. live near me 6. can drive * AGd the quantity expresions in parentheses to each sentence. Use of where necessary. 1. Americans speak English. (most) 2. classes start at 9 AM. (all) 3. Only the families in this neighborhood have dogsร. (a couple) 4. dogs can help blind people. (รome) 5. students study late at night before exams. (a lot) 6. families have grandparents living with them. (many) 7. | finished reading the books from the library. (some) 8. my friends can come to the party on Saturday. (none) C Write sentences about these houses. Use quantity expressions. Follow the example. | | (H Example: doors Acouple of the houses have tivo doors. 1. trees 2. white 3. flowers 4. three windows 5. two floors 22 UNIT 4 Trends

ไม่เข้าใจ2-3ข้อนี้เลยค่ะ ช่วยอธิบายหน่อยค่ะ🥺🥺🥺

18. [-/4.8 Points] DETAILS LARPCALCLIM5 1.9.047. Consider the following function. f(x) = 25 - x2, 0 < x<5 (a) Find the inverse function of f. f 1(x) = ,0 3 x< (b) Graph both f and flon the same set of coordinate axes. y y 6 4 4 - x 6 -6 -4 -2 2 4 -6 -4 -2 2 4 6 y y 6 6 4 -6 -4 2 6 -6 -4 -2 4 6 (c) Describe the relationship between the graphs of f and f1 O The graph of f1is the reflection of fin the y-axis. 0 The graph of f-1 is the reflection of f in the line y = -X. O The graph of f is the same as the graph of f. O The graph of F1 is the reflection of f in the X-axis. (d) State the domain and range of f. (Enter your answers using interval notation.) dormain range State the domain and range of f-1 (Enter your answers using interval notation.) domain range

ช่วยหาคำตอบตอบให้หน่อยค่ะ

iter: / will take you he waiter and the couple and answer the questions - food. Listen to another conversation between - came into the restaurant, They are about to order ) 81 Following the conversation In Activlty 6.17, ปnit 6 Aet6.18 (he couple, Vidgo 2ส table for 2 people. Bradi No, thank6, Ca) We order food to g0, please? Fese follow me, Waiter: You want to have your food to go? Not for here? Natale: Yes, We do, Water: OK. I will get you a meทน. Please Walter: What wouldyou |ike for tonight, slr? have a Seat. Natalle: May I get Cashew Nut Chicken? Brad: Can have beef Panang, please? 10) Brad: Yes, please make เt for 2 Waiter: Would you ltke steamed rice als0? People. 12 Waiter: Alright, the food will be rght | with you in a few minutes. Natalie: Thank5 a lot. Well walt here. 5 Does the couple want to have dinner at the restaurant? 2 Did Natalie order the food first? 3. Did Brad order pork Panang? คำว่า To go หรือ Tokeaway 4 Is Natalie's order Cashew Nut Chicken? Did the waiter tell the couple that the food will take long? หรือ Takeout มีความหมายเหมือน กันคือ "การซื้ออาหารแล้วนากลับไป รับประทานที่บ้านหรือรับประทาน จ้างนอกร้าน

ช่วยหาคำตอบให้หน่อยค่ะ

my Salary is still not enough for living. While 1 frequentiy work overtime during weekends, Hl/ 1 'า Jack. I've just earned my high school ploms and recently got a job. Even though ) 79 Unit 6 Waitperson ลking full-time at a small factory, I have a ลงd-time job as 8 waitperson at a restaurant าลงr my house. I'm a waiter from 6.00 - 11.00 2m. every night. Activity 6.14 From Jack's introduction of himself, is he a hard-working Person? And why? Activity 6.15 From the key functions of a waitperson with good manners elow, please rearrange them in order of time since customers come int0 a "staurant. Number the activities from 1 to 8. Time Sequence Activities Looking around for customers additional requests Serving food Taking orders Preparing a check/a bill Collecting money Seating customers 8) Saying thank you to customers Video Walter and Waitress Career 1) Greeting customers คำว่า Check เป็นการใช้แบบ American English ส่วนคำว่า Bill เป็นการใช้แบบ British Eng|lish ไดยเมื่อลูกค้าต้องการ ให้พนักงานคิดเงินค่าอาหาร ก็จะบอกกับพนักงานในร้านว่า Can I have a check ก็ได้ความหมายเหมือนกัน