Prove that ABC and EDC are similar

Q: Use a) and b) to find A-1

A: Let's find inverse of A from given results a and b.

Q: Let a, b be nonzero integers. Prove that (a, b) = 1 if and only if (a + b, ab) = 1.

A: Given  Let a, b be nonzero integers  To Prove that gcd (a, b) = 1 if and only if gcd(a + b, ab) = 1…

Q: me Ik Pi p then

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Q: z = (a + bi)4n+ (b + ai) 4n; a ∈ ℝ ; b ∈ ℝ; n ∈ ℕ. Show that z is a real number.

A: Properties of complex number : If z is real number than z=z¯ . Suppose z=x+i y than z¯=x- iy .…

Q: Let A, = {..., – 2,- 1,0,1,...,i}. Find

A: Ai={..., -2, -1, 0, 1, ......, i} ∩i=1nAi=?

Q: - Ca-8)" a b a of

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Q: Prove az - ae that d az dz

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Q: 1 5) Verify the identity CSCX-1 + = 2tanxsecx cscx+1

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Q: (a+b)(a+ba)(ao³ + bw) = a' +b*

A: The question is wrong. Ask your guide for correction.

Q: Can you find a,b,c, and d (if exists) such that AB = BA.

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Q: Prove that 1lellse TlI

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Q: Show that there is exactly one positive number u such that In(u² + 1) + Tu = 2021.

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Q: What is the dimension of P,?

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Q: Let i be a positive integer and A, = [-i+1,1]. Then U2, A

A: We have to use properties of union in this question.

Q: a and b are positive integers, show that gcd(a,b) = gcd(a,a+b).  Discrete math questio

A: To prove that gcd(a, b) = gcd(a, a + b) for positive integers a and b, you can use the properties of…

Q: Geometry Question

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Q: If a1, az, az,.-ans. be the A.P. and S, = a-1m+1+a-1m+2+a-1n+3 +.--+ am %3D Prove that :…

A: In this question we have to proof S1, S2, S3,.... are in Arithmetic Progression.

Q: Let à . Find al.

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Q: .

A: Given

Q: Let a, b, c, d, e, and f be positive integers. Let d = gcd(a, b, c), e = gcd(a, b) and f = gcd(e,…

A: Given that for positive integers a,b,c,d,e,f , d=gcda,b,ce=gcda,bf=gcde,c

Q: Let a = . Find Ja]. - 2, 2,1 >. Find lä].

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Q: Let á = . Find Jä].

A: Let's learn the concept.

Q: Let а, b and c be integers. Use the method of proof by contradiction to prove that if a|b and a f c,…

A: We have to solve given problem:

Q: 5) Find NV ir ZN -- 20 7) Find DW if YW-4

A: Consider that the centroid divides the median in the ratio 2:1 (5) ZNNV=2120NV=21NV=202NV=10

Q: Suppose a is divisible by b. Show that gcd(a, b) = b.

A: Consider the given information. As we have given that a is divisible by b. then there is a number c…

Q: what would Z and MOE be ?

A: Here we have to identify the Critical value Z and and Margin of error MOE

Q: Let A= 130 O 1 o 391 ダメ %3D (AT)! A+AT %3D コロ

A: Given- A = 130010391 To find-  A-1 AT-1 A + AT