12 For A = = || aud B=3 4 show that AB + BA

Q: √√3 If sin(x + y) = -sinx + _cos x, what is the value of y? ainx ]

A: given  sin(x+y)=32sinx+12cosxwe know sin(x+y)=sinxcosy+cosxsiny

Q: If A={3,4,5}   B={a,b,c}. Find B X A.

A: Explanation of the solution is given below...

Q: Let A = -4 2 [33] - 3 - 4 Find - 2A. - 2A =

A:

Q: An acute angle, 8, is in a right triangle such that sin 8. 10 10 5 6 1 What is the value of cot 8?

A: The acute angle θ is in right angle triangle such that:sinθ=56

Q: Evaluate āxb where ā = 3î – 5} and 5 = 2î + 3}

A: unit vector cross product:i^ x j^ = k^                           j^ x i^ = -k^j^ x k^ = i^…

Q: Let B = [-1 1 4 -3] Find -4B

A: Solution

Q: for x = 6, y = 1, *+4 5 Select one: O True O False y+10 3

A: We have,The mathematical statement: To determine: Whether the given statement is true or false.

Q: Let a =(3, -3, 8), and B = (-7, -1, 3), and = (8, 4, 11). Find ||2ä - 36||.

A:

Q: Find n when a, =24, d= 8, and a, = 48.

A:

Q: Find a21 of A-1 Find a22 of A-1

A:

Q: . If an+1 = 2an + 3 and ao = 1, then a7 509 513 496 487

A:

Q: If ả = (–4, −8) and ☎ = (–2, −6), find |2.5ả – 36|. O 20 O 2√5 O-6 O 4√2

A:

Q: Suppose A = (-1, –5, –7) and AB= (-5, 14, 4). Then В — (5,-70,-28) help (points)

A:

Q: *(2 + 16) (a + 8)(x + 4) 16 where z # a + 8 Submit Question

A:

Q: Find x if mZ1 2x+ 10 and m22 3x-6. O a. 4 Ob. 24 Oc. 42 Od. 16

A:

Q: -3 1 -3 -2 A = B = -1 1 2 -2 Ex: 42 7 AB = АВ -5 2.

A: Given:        A=0-3-2-121        B=-310-12-2    Multiplying Matrix A and B   AB=0-3-2-121·-310-12-2

Q: If a = (2, -1, 4) and b = (8, 2, 1), find the following. a × b = -9,30,12 X bx a = -9,- 30, - 12

A:

Q: Let A = and B = . Find the following. а. 2А+B b. || A|| с. А о В

A: Vectors

Q: -7 3 Let A= -4 -3 Find 5A. 5A = %3D

A: We have to find 5A where it is given that: A=-73-4-3 In multiplication by scalar into the matrix we…

Q: 3 -1 r A = -1 Find A10 3

A:

Statements and Logic

Logic is the analysis of general patterns of thoughts without regard to any specific sense of context.