-3 2 [-2 2 51 Q2:- IF A= 4 3 2 and B= 4 5 3 4 7 3 4 -6 Find 1) AB and BAO 2) JAB|

Q: Since b =2i ̂-j ̂-3k ̂ and c =i ̂-5j ̂+k ̂, what is the result of ( b . c )?

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Q: d^2B(u)/du^2 ,but where B(u)= 1/(1+u)^7

A: Given B(u)=1(1+u)7To find d2[Bu]du2:

Q: Which postulate justifies the statement AX + XC = AC?

A: Given-  To find- The postulate which justifies the statement AX+XC=AC.

Q: Given that 2x 3 = 7. What reason allows the conclusion 2x = 10? A M C Questions 10, 11

A: Given: 2x - 3 = 7 --------------------------------------------------- To determine: The reason for…

Q: 1. Given that P + 4 - x (3 – x)(4 – x) A P = 3, q= 4 B P = 4, q = -3 G p = 3, q = -4 D p =-3, q= -4…

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Q: If x = 4, y = 6 and z = 2, then (2y-x ==z)&&(y==x+z) is .. A True B False fx= 4, y = 6 and z= 2,…

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Q: If x = 4, y = 6 and z = 2, then !(x > y) || (x == y)   true or false?

A: This is a problem of java script logic.

Q: If you reject Ho, which type of error could you be making? O Type 1 error O Type 2 error Could make…

A: Type 1 Error Type 1 error occurs when we reject the true null hypothesis

Q: Which is a counterexample that shows that, for whole numbers a and b, a÷b=b÷a is false?     A…

A: Given: ab=ba Now if we take a=1 and b=1 then ab=ba⇒ab=11=1⇒ba=11=1⇒ab=ba=1 Hence given result is…

Q: 7. Given that , -f() = 15, which of the following must be true? O-35, f (P) dp = 15 O-3 f (p) dp =…

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Q: If y = 3u² + 2u and u = √² +5, fip S da would be: (6√2²+5+2)(√) (6 (3u² +2u) + 2)(√5) ○(3√2²+5+1)(√)…

A: We can find the derivative as below.

Q: For the very last part, would "conclude" mean reject or support?

A: The claim is alternative hypothesis.

Q: 15 Apply Garass elimination methad to solve the Sy stem, 2X+y+22=3, 3x -Y+ 4Z=7 4X +3y +6 2- S

A:

Q: Suppose v = (3,0,0). Then (-2, 2, 1) is ? to v (-6, 0,0) is ? to v (1, –1, –4) is ? to v (0, – 12,…

A: A vector is a quantity which has direction as well as magnitude. In coordinate space, length of…

Q: 7) Prove the following. a) (pAq) →r = (p-r)v(q-r) b) p-(q-r) = (pr)

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Q: y = 6 7x, y = 67u-1 7x — 1, у %3D 6" 67*, y = u+6-1 –7x, y = 6“ 6*, y = ux-1 TEXT P = V72 + 14 7, P…

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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: Find the values of z2n = 5- i, n will be taken from the set (2, 3, 4, 5} while w is the argument…

A: In the given question we have to find the value of z2n=5-i,n∈{2,3,4,5}.in the given we use the…

Q: 1 2 3 4 , Q10- If 8 9 7 6 5 1-find Det.? 2- (1/Det.)(A) 4 5

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Q: 4. Which statement could be proved false using a counterexample? All acute angles are less than 90…

A: We know  the following. Definition:-An acute angle is an angle that measures less than 90 degrees

Q: 1. What is the length of AB? YA S (2, 3) 2 A( (1, 0) X T (6,-1) -2 в ((3, -2) R (0,-3) 3.

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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: Let A = -[-32-3] and B = (a) Find AB, A-1, and B-1. AB= 5-3 2-1 A-1 B-1 = (b) Show that (AB)-1 =…

A: a)AB=2-2-235-32-1AB=2(5)-2(2)2(-3)+2-2(5)+3(2)-2(-3)-3AB=10-4-6+2-10+66-3AB=[6-4-43]A-1=1AAdj(A)A-1=…

Q: Σ If p" = 6, then the value of r" is %3D n=2 O2 - V3 O3 – V15 O-3+ V15 O3 - V5 | O-3+ V5 Previous…

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Q: The premises (a ^ b) v c and c → d imply which of the conclusion? A) avc B) avd avb D) bvc

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Q: Q2: Suppose A = (0,2,4,6,8), B (1,3,5,7) and C (2,8,4). Find 1) AUB %3D 2) Ance 3) BnC 4) C\B

A: Given, A={0,2,4,6,8}, B={1,3,5,7} and C={2,8,4} To find, 1) A∪B 2) A∩Cc 3) B∪C 4) C\B

Q: we Show that far Re (2) >1 c= r(2) J(2)

A: The given problem is to show that the integral is expressed as the product of gamma function and…

Q: -10 -4 3 6 Qs: A- Given A = L -4 and B = -8. 2 -14 -28 Prove that: - AB+BA = -7 14

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Q: Which of the following is equivalent to (-1/2t)^2 Option 1: -1/2t^2 Option 2: -1/4t^2 Option 3:…

A: Given expression: -12t2

Q: 7. If p || q, mZ4=4x+31, and m636x+ 13, then a. mz1 = %3D 16 b. m/5% = - 4)

A: Below is the solution:-

Q: Suppose, X|6 ~ Binom(n, 0) and 0 ~U (0, 0.25), then E(Y)is equals to, a) b) c) 2.15 8n 1.25 n d) 8

A: Answer: d) n8

Q: Answer if the statements holds correct or not. Please explain the reason. Given: P(X) = 0.4 ; P(Y)…

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Q: If u = 2i + 5j; v = i - 2j; w = 3i - j, so u + v * w is:   -3   3   6 -6  9

A: Given that: u = 2i + 5jv = i - 2jw = 3i - j To find: u + vw

Q: 2. [ID # ending in 4 or 7] 2 av Determine (+) ax if v csch y = e*x² . дх ду ду

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Q: d which one is contradiction ->

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Q: Complete the statement.

A: Complete the statement. 3. If  ab=23, then 3a =4. If  cd = 47, then dc=5. If  ef = 59, then e5 =6.…

Q: 6. " If Alexander exists or x? – 2x + 1 = 0, where x = 1 then it is not true that 1+1 = 3 and mouse…

A: This is a problem of propositional logic.

Q: 6. Given: 7y - 84 = 2y + 61 Prove: y 29 %3D Reasons Statements

A: Let us consider a linear equation, ay-b=cy+d Taking all y-terms together on the left side and all…

Q: -2/2] 2 3) If A= and B 2 2v21. Show that A and B commutative.

A: The two matrices A and B are said to be commutative if AB=BA. The given matrices are…

Q: Q2: Suppose A = (0,2,4,6,8), B = (1,3,5,7) and C= (2,8,4). Find 1) AUB %3D 2) Ance 3) Bnc 4) C\B

A: Given A = 0 , 2 , 4 , 6 , 8B = {1 , 3 , 5 , 7}C = {2 , 8 , 4} then (1) A∪B = {x : x∈A or x∈B}= {0 ,…

Q: Test the correctness of the statement * 2.1 Isgn(-2.4)|+ sgn(-0.2) = -2 T O FO * 2.2 1+3x²+2xy + If…

A: To test: Whether the given statements are true or false. (2.1)   sgn(-2.4)+sgn(-0.2) = -2 (2.2)  If…

Q: 51 3 -[---] -4 2 -2 Let u= (a) 5u-2v, 3 V= 5 W= -1 Find:

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Q: ∠1∠1 and ∠2∠2 are adjacent and supplementary. ∠2∠2 and ∠3∠3 are adjacent and supplementary. Which…

A: Given:-∠1 is supplementary to ∠2∠3 is supplementary to ∠2 Then ∠1≅∠3 If two angles are supplementary…

Q: q? then 5 • b? 6(а +b)2 — 12ab > 22 Prove if a,b > 0 b? 2 a' ab

A: Solution is given below:

Q: а. 2 ихх — иху — 4uy a2 u az u b. əx² azu ди +4 +34 + u = 0 дхду a?u = 2", k < 0 ax ду ди C. k ax?…

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Q: Not clear on answers for b and second part of c

A: (b)  Write the derivative equation for the model. (Round all numerical values to three decimal…

Q: Suppose z = 7+-8i and w = 9 + 7i. Then Re (2)=?

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Q: Determine whether the statement"If v = ai + bj = 0, then a = −b." is true or false. If it is false,…

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Q: A) > 0 and P(B) > 0, then: are mutually exclusive, they cann

A: Mutually exclusive event  we can define it as It is impossible for two occurrences that are mutually…

Q: Given that; z=ilitil (1-2i)² and (Z-áilt Plz-3i) = 7. fiml He Vele for Pard 7 O TECNO

A: Solution