16s Ans. 1) f(t) = 4t sin 2t (s2 + 4)2 %3D

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

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

Q: Make the answers easy and short and clear and correct

A: The given matrix equation is:[ac​bd​]=[c−3d2a+d​−da+b​]Note that each matrix is a 2 x 2 matrix.…

Q: The integer n = 12700140x3243243 is missing the digit x. a) If n congruent to  3 (mod 9), then what…

A: According to the given information, Consider the given integer n:

Q: 7. What is the value of (X-2)2 for the scores 2,3,5?

A: To find : ∑X-22 for the scores 2, 3, 5

Q: Q.2. Proof that V= u8--

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Q: B C 11 13 337 c.) Find "b" A

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Q: d) Let y= Acos2t where A is a constant. Find the value of A such that d y --3y = 9cos2t for all…

A: Given  The equation is  y= A cos(2t) , where  A  is constant  and condition is  d2ydt2-3y=9cos(2t) .

Q: a + c + e b + d + f 2.) Prove: If r. Then b then (Hint: Let d a = br, c = dr, and e =

A: Given that, ab=cd=ef.  Let ab=r. That is,  ab=cd=ef=r. Then,  a=brc=dre=fr

Q: Expond lap(cora) in powers of (x-2) wing Taylon's Thusem

A: The given function is: f(x)=log(cos x) To expand the function using Taylor series around a=2 using…

Q: Let A = 4a, + 2a, - a and B a and B = aa + Ba, +3a₂ (a) If A and B are parallel, find a and B (b) If…

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Q: 9. a) A x B. b) Bx A. Let A = {1,2,3} and B = {x,y,z). Find

A: A= {1,2,3}B= {x,y,z}Cartesian product:The ordered pair in the cartesian product of sets point…

Q: If A and B are independent, and the P(A) = 0.35 and P(B) = 0.45 find: a) P(A ∩ B)…

A: Given that P(A) = 0.35 P(B) = 0.45 A, B are independent events.

Q: which of the following is not a property of r? 1) r does not depend on the units of y or x. 2) r…

A: Correlation between two variables measure the strength and direction between two variables. It…

Q: 3. Show that B = {0, 1, 2, 6, 9} is a difference set in Zjj. What are the parameters of the SBIBD…

A: For the given question ,t he first thing to do is to find the value of λ. Then, we will proceed…

Q: Prove if: beR – {0,1} and a– 2b=ab, then b :( 1 a b+1 constans Value | 2

A: Topic:- Algebra

Q: Question 10 Evaluate f - x3+27 dx. x+3 x3 A.) 3 + 9x + C x3 В.) 3x2 + 9x + C 2 C.) 3x2 + - 9x + C…

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Q: 2t 0lcé.cosh 3t)

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Q: a= b || ) Find a and b such that 0-9-8 =a -3 + b3 -20 -20

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Q: IB tle Zeros f@= Cle Palynami al 3-3x2+2t are a-b,a,9+b find arol b

A: See attached file for a step by step explanation.

Q: B 11 a.) Find LA 17 A 18

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Q: Prove the following statement: (VxR) (x 0 ⇒ (y R) (xy = 1))

A:

Q: 9.m X implise that X,4x in صواب İhi

A: True

Q: 3. Find the value(s) of a for which ở = (-1, 2a – 1,3) and w = (2,2a + 3,–6) are parallel.

A: Two vectors  are parallel  is their cross product  is zero. So calculate  cross product  in the…

Q: (3) (i) Determine the number of positive solutions of the equation x1+x2+x3+X4 = 14, where each x;…

A: Thank you for your question!! But according to the guidelines I will be answering one question only.…

Q: Exercise 1. A student is asked to prove If m is even and n is odd, then m² + n² is odd. 2 The…

A: Let us answer above questions

Q: 7. Р(6, 4)/4! ANSWER ! 15

A: We have to find given formula.