8. Which of the following is incorrect? A) - B) (3 + 5)(7 + 9) = 3(7) +3(9) + 5(7) + 5(9) 24 35 D) E) 2(3 + 4) = 2(3) + 2(4) G) 2(3 4)(5 7) = 14(5 4-3) H) ab =0 means that either a = 0 or b-0

Q: When is it true that u+ v=v+u?

A: About Vector Space

Q: 4. Prove that it cannot be the case that x E AB and x EB\C. (Hint: prove via contradiction).

A:

Q: 8. Provide justification for you what will appear on the ex asked. (-1)" (2n)! (a) n=1 n4 – 4n -

A:

Q: = .7 and p, = .6. Test Ho: (P, – P2) =0 against Ho: (P, - P2) >0 using. .05 a =

A: Hypothesis testing about the difference between two population proportions is otherwise called…

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Q: 9. John says ž + 3 3.28 as evidence John's reasoning. does John have?

A: To add two pattern with 2 filled blocks (out of three), first we have to filled the blocks in a…

Q: 4+48 llv C44 23. 14c < 9c + 5 ++++ +++++ -4 -3-2-1 0 1 2 3 4

A: We have to solve

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A: Here we have to determine the first step to prove that,  Sn⇒2+4+6+..........+2n=n(n+1)

Q: 4. A student asserts that valid reasoning? = O because tends to zero. Is this n=1

A: Consider the given:limn→∞1n2=0

Q: 8. What statement could be used to prove that m n? O 24살 26 O mz1+m 22= 180° O mZ3 + m = 180° O 22쓸…

A:

Q: 1.2 Determine if the following statement is true or false. Motivate your answer. If Re(z) > Re(w)…

A:

Q: 2. Which Is a counterexample that shows that, for whole numbers a and b, a b=6÷a is false? O a = 1,6…

A: To find A counterexamples that shows that for whole numbers a and b a/b=b/a is false.

Q: 5. Prove that if X, 4 X and Y,n 4Y, then X, + Y, 4 X + Y. Hint: Use an argument similar to the…

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Q: EX/ Dis cusse The nature of the Serief 12+4-8+16 –32 +---

A:

Q: What is the coefficient of z12 in (6-12z)12 O a. P(12,6)* -612 O b. 1212 O c. C(12,12)* 612 O d.…

A: From the binomial expansion, a+bn=C(n,0)an+C(n,1)an-1b+C(n,2)an-2b2+...+C(n,0)bn The rth term of the…

Q: In a prefabricated building factory, 1000 molds, 400 of which are made of wood, found that 10% of…

A: GivenThe total number of molds =1000The molds made up of wood =400 The percentage of molds which are…

Q: 2. Show that p q is congruent to (p - 4)A .

A:

Q: What is the coefficient of z12 in (6-12z)12 O a. C(12,0)* -(1212) O b. C(12,12)* 612 O c. 1212 O d.…

A:

Q: 2. a. Suppose P(A) = 0.48 and P(B) = 0.62. Can A and B be mutually exclusive (yes, no, or maybe)?…

A: Basics: To find the events are mutually exclusive or not

Q: There are two kinds of inhabitants in an island, one is knights, who always tell the truth, and the…

A: K→Knight KN→Knave T→True F→False These are different possibilities of P , Q and R. P Q R T(K) K…

Q: (-32 - 4z + 7) – (22 - 3z + 7) = -52 - z True O False

A: Combining like terms

Q: 1 1 1 1) Show that с 3(6 -а)(с-а)(с-b) а a? b? c?

A:

Q: 8 of 22 If č = (-3, –5) and d = (-2, –6), find |47 – 2.5d|. V74 O 8/6 O 7/5 146

A:

Q: how that Q CQ(2^(¹/4), i) is normal. Again, what is conclusion?

A: We have given that  Q is subset of Q(2^(1/4),i) is normal so it is about conclusion.

Q: 12 + 22,., +n? =n(n+ 1)(2n + 1), Vn eN

A: We will prove this as following.

Q: Explain why the statement is true. Number five is odd number if and only if four is even. Choose the…

A: A biconditional statement "p if and only if q" is denoted by p⇔q. The truth value of this statement…

Q: in= aRo can direetly /KT. by gomma fometion, We write Jo a Kox2 &KT 2

A: If you have any doubts in the solution please ask me  in comments i will reply you as soon as…

Q: In = In 2. | -2 -2

A: To determine whether the given statement is true or not. ∫−241xdx=lnx−24=ln2

Q: 4 5 98 93 rnative hypothesis to test if the populatic ons differ from 0.20. portions are equal to…

A: the result for the provided data

Q: 6. Show directly that inf(B) = 1 for B {N =: 4+1} -

A: The given expression is,  B = {1+1/n : n belong to N}

Q: 9. One-tailed alternatives are phrased in terms of: 00)2 2.0 n zlaarioqy C. # or = A. # B. D. < or…

A: According to one tailed test it is a test in which the critical area of the given distribution is…

Q: how that Q(√2 + √3) =Q(√2,√3).

A:

Q: 2 Determine if the following statement is true or false. Motivate your answer. If Re(:) > Re(w) and…

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Q: 5)AN AL-STNK BASEBrw TEAM HAS A fosTEl Of T PiTCHSs 3 CATONERS. How MAue PICKEL-CATUNse PAKS CAw THE…

A: Given Data: The number of the pitcher is: p=7 The number of catchers is: c=3 The pair of…

Q: 4. Prove that it cannot be the case that x EA\B and x EB\C. (Hint: prove via contradiction).

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Q: Is Z4OZ10 = Z2OZ20 a) True b) False

A:

Q: In a study of pain relievers, 50 people were given product A, and 33 experienced relief. In the same…

A: According to the given information in this question We need to fill in the blanks

Q: (2). By Contrapositive: “V n e Z, if 3| (n² + 1), then 3 ł (2n² + 1)."

A: Solution:

Q: i prov

A: Given, -a+b It is proved using axioms of real numbers.

Q: Is 2 (n² + 6n + 9) equivalent to (2n + 6)(n + 3)? O True False

A: (1) Function ht=15+60t-16t2 Given that value t=10…

Q: 1. m∠ADC=3x+10 and m⏞BC=2X-30,what is m⏞AC 2. m∠BDC=3(x-5) and m⏞BC=x+25,what is m∠A 3. m∠A= 1/2…

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Q: What is the coefficient of z12 in (6-12z)12 O a. C(12,6)* -1212 O b. 1212 O c. C(12,12)* 612 O d.…

A:

Q: Suppose that in the first half of a certain season, Dustin Pedroia of the Boston Red Sox batted .300…

A: Answer: Given that:     Suppose that in the first half of a certain season, Dustin Pedroia of the…

Q: are proving tregnes # 4 Statementa Reasons 1. 1. 2. 2. 3. 3. 4. 4. 5.

A:

Q: 3). Show that 1 1+p 2 3+2p 1+ 3p+ 2q = 1 3 6+3p 1+ 6p+ 3q 1+p+q

A:

Q: 4, Suppose P(A) 2 0.8 and P(B) > 0.5. Prove P(AN B) > 0.3. Hint: You may use P(AUB)< 1.

A:

Q: 9. Find the argument of a + jb to 3 sf. Give your answer in the range -n to n.

A:

Q: y = In 7+4x 7-4x %3D 28 (7 + 4x) (7-4x)

A: