Problems 7-13: A) Explain B) Illustrate and C) Solve. 6 15 7. Convince me that 2 5 5

Q: Yes, because np2 10 and nqs10. What is the mean of the sampling proportion? What is the standard…

A: Hi these are two different question. As per the guidelines I am obliged to answer first question…

Q: What is the factored form of x² + 4xy - 21y²? O A. xy(x + 4 − 21y) O B. (x-3y) (x + 7y) - O C. x(x +…

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Q: Select the equivalent expression. 4³ 5-2 A Choose 1 answer: B 5 415 510 =? 53 415510

A: Topic = Algebra Correct Answer = B

Q: What is the factored form of y² + 6y - 16? O A. (v-4) (y - 4) O B. (v-8)(y + 2) O C. (y+8)(y-2) O D.…

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Q: 2. Fab=3a-b, what is the value of 2(5 2) ? Ē./ 12 F. 26 G. 32 H. 36

A: Topic- reasoning  and logics

Q: Select the correct answer from each drop-down menu. Consider the following polynomials equations. A…

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Q: A plane requires 3300 gallons of fuel and 75 minutes to make a round trip to Prague, and it takes…

A: Solution:-

Q: A net is dipped in a river. Determine the flow rate of water across the net if the velocity vector…

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Q: 5. Mike rode his bike 6 miles less than 4 times the number of miles that Bill rode. If Mike rode his…

A: Given, Mike rode his bike 6 miles less than 4 times the number of miles that Bill rode. Let Bill…

Q: Which parabola has exactly one z-intercept?

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Q: Architecture In the fire escape, mz1 = (17x+ 9)", m2 (14x + 18)°, and x 3. Show that the two…

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Q: Ying is a professional deep water free diver. His altitude (in meters relative to sea level), x…

A: Altitude of Ying x seconds after diving is  Dx = 136x-602-100 To evaluate: The time after which Ying…

Q: What is (7x2 - 4) + (6x3 - 4x-x4) written in standard form ? O A. -4-4x + 7x² + 6x3 x4 OB. 4(-4-x) +…

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Q: I don't understand this problem

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Q: A factory owner has taken a sample (n = 20) of workers to see how many broken widgets each employee…

A: Given: n = 20 Formula Used: Mean = ∑Xin

Q: I don't understand this problem

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Q: What is the coefficient of x in the simplified form of (-5x + 4)-(3x2 - 7x +

A: Given query is to find the coefficient of x.

Q: A business purchases a computer for $3,000. The value of the system decreases at a rate of 15% per…

A: given  initial nalue is  $3000 given tare is  15% decresing per year f(x)=a(b)x

Q: Which of the following is false? QCZ

A: To show that all the elements of set X are the elements of set B, the subset is used like, X⊂B   1.…

Q: Suppose the true proportion of voters in the county who support a new fire district is 0.55.…

A: Given Information: Population proportion Sample size   If repeated samples of size n are taken…

Q: Select all the coefficients in the simplified form of (4y + 5y2-6) - (5y + 27 - y2) O A. -1 OB. 4…

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Q: Estimate the solution to the system of equations. You can use the interactive graph below to find…

A: Given query is to find the solution of the system of equations.

Q: I don't understand this problem

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Q: Show steps and workings. Use the product rule for logarithms to find all x values such that log12…

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Q: "Please show all your work 1. If a vector A=2a, +a, +2a₂and B=a+2a, +ã, find Ax B. 2. If a vector…

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Q: Which expressions are equivalent to 4-2.7-2? Choose 2 answers: (A (4.7)-4 (В B D 1 28² 7-² 4² (4.7)…

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Q: Select the graph of the inequality y < -2x +4. Ο Α U -2 2 2 O 2 To O -2 OB O D. -2 -2 O -2 O

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Q: Use the Squeeze Theorem to show that lim x? cos (Hint: |cos ()| : = 0

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