EX Let A= [23], B-Qn [3,5] at C= AlQn [osl] which true? ) HL (AUBUC)=4 2) HL (AUB)-2 3) HLLBUC)=1 リ(CAUB)\c)=2

Q: A = (-1₁3) B= (²₁-1) C = (1,5) i) find area of the triangle ABC “) OA' = M₁OA, OB³ = M.OB, OC² =…

A: We have to find the area of triangles and vectors.

Q: f6)=3x"+2Xtl, Find flo), and fC-1)

A: The given function is -  f(x) = 3x2 + 2x + 1 We have to find f(0) and f(-1).

Q: Show that we can have: (a) ANB = ANC without B = C. (b) AUB = AUC without B = C.

A:

Q: Explain why it is not necessary to use the Quotient Rule to compute

A: Because in the first expression x is in the numerator and we are doing partial derivative with…

Q: Q3/ for what value of u will Ju 2 0 16 5 = 0 Ans.: u = 2.0

A:

Q: IF x= t +t¯ AND y=tª+t^ y 1. FIND d? a.) a ct +t^) 6.) 2 Ct-ta) ース C.) 2 Ct+ 1- 七ス d.) MOME OF THESE

A:

Q: L(2 cos? t} 2) 2(s-2) b) s(s2 +4) 2(s-2) c) s(s? -4) 2(s + 2) d) 4)

A: Evaluation of L2cos2t we know by trigonometry  cos2t=2cos2t-1cos2t=cos2t+12

Q: A = Acosx + Bsinx + 1 and B = -Asinx + Bcosx Then, what is the A, B ?

A: The detailed solution is given below  Thank you

Q: 2 let -27 Aslo -3 1470 -4 find AB+BA,AA"AA, (3A=2B)°C A'C..

A: "Since you have posted a question with multiple subparts, we will solve first three subparts for…

Q: for the discrimanat here dont we do (Uxy)^2-(Uxx*Uyy)

A: Please see the below picture for detailed solution.

Q: 3 y`dy 3 (4 -у?): 2

A:

Q: Suppose Cov(X,Y) = 590. What is Cov(1.7X, 3.1Y)?

A: The objective of this question is to find the covariance of the two variables 1.7X and 3.1Y given…

Q: d dz : (sin(-æ)) = (sin æ). %3D Select one: O a. False. O b. True.

A: The mathematical statement is given by ddxsin-x = ddxsinx

Q: solve for o earees in a right trimgle, if |lsino -U2-3 inde 11sine Lorrect to 3 decimal 12:3 Give of…

A: We can solve the given equation to find the value of θ as below

Q: 17) (12 – 8j)(4 + 3j) + 10

A: To expand by multiplying each term and adding them

Q: (2,+, :).. is Xing

A:

Q: 1. If i = [2,-4, −1] and v = [1, −2, 4] find: a) 30-u c) Find G, where F(2, −3, 4) and FG = 3v b)…

A:

Q: A Find a numbel z That satisfies The condubion g af The MUT I dx= 9 4 -4 O -a 0-15

A:

Q: Does the limit t limit x"- 4y exist ? (2,Y) -) (0,0) Explain your answer

A: We need to check whether the limit limx,y→0,0x4-4y2x2+2y2 exist?

Q: rcan > ə t sin )-8 2.

A: Given:

Q: UsxこUt UCot)< u(Sょ) =0 ucx,o)こX separation of V ariable methsd

A:

Q: * vxu àu = (1,3,-3), v = (4,0,2) ......

A: Let's find.

Q: Fird XCK) is X(2) = 2くz-)(マ-3) Ans; SC) ャu(k)+と)uck)

A:

Q: (+7.,(9-3) p ind G LD (+) t S+1+ひ!S

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Q: 10. Find all analytic functions such that its real part u = u(x, y) satisfies the differential…

A:

Q: 2,5 Evaluate O 근43 0,0 2,1 7,4 (Z+ €)dz (2+i) dz 7.4

A: As per the guidelines I am only answering the first 3 questions.  Kindly repost the other questions…

Q: 5. +y=ye-² (ve-²) ³ Ans: - e* = ce³x

A: Let us solve the given Ordinary Differential Equation in the next steps.

Q: Suppose ū = (-4, 1) and ū = (0,4). Then: u+0= u - D= 0 - u= 4u= 4u – T0=

A:

Q: does this answer still work since its suposed to be negative (-12) not positive?

A:

Q: q9

A: Finding the projection of u → onto v →:   projv →u →=v →·u →v →2·v →Here v=2i-2j-4k or (2,-2,-4)…

Q: Suppose Cov(X,Y) = 821. What is Cov(6X, 4.7Y)?

A: The objective of this question is to find the covariance of the two variables 6X and 4.7Y given the…

Q: ) = Zzz 2(러)(2-3) Find XCK) is X(2)

A:

Q: Suppose Cov(X,Y) = 590. What is Cov(1.7X, 3.1Y)?

A: The objective of this question is to find the covariance of the two variables 1.7X and 3.1Y given…

Q: Please answer A and B.

A:

Q: 5. /(들+ 4) dt + 4t3 ) dt is -+ t+ + C, b.는+ t® + C,c.는+t+ + C а.

A:

Q: 4.05e fa)=5x-2.4gk4ーズ al (fog) (-2) 2.

A: Consider the functions fx=5x−2gx=4−x2