Let à = (-5, 1, -3) and b = (4, −1, –4). Find a × b. < A

Q: Evaluate if x = 2 and y = -3. %3D (x³y)²

A: Given: x = 2 y = -3     To determine:

Q: Find å · b for å = (4,1, →) and b = (6,–3,–8).

A: Topic:- dot product of vectors

Q: 3 Let A= (MA-|| _23]~B-[2²] and = 6-9 -4 -6 Find - 2A + 2B. - 2A + 2B=

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Q: Given d = and v= -5d +30=< find-5d +3v..

A: The calculation follows easy.

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

A: Solution

Q: = Let A = 9 -6-1 Find 4A + 3B. 4A + 3B = 7 and B = -2-5 7 8 (...

A: We will find the required.

Q: find the Valus of xad y for which 2.

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Q: H.W -2t o g+8g+254 =で9O20,j020

A: Given the second order differential equationy"+8y'+25y=e−2t

Q: Let A= -5 2 , B= 1 0 . Then 2A+3B= Select one: O a. [-7 4 b. [-10 4 ] C. 1-9 4 d. [-2 2]

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Q: Simplify (ex)3. e(9x + 2) to the form e Ax + B) – eº .ex where %3D 21 B= 2 C = 2 D= 21/2 Xくくく

A: To simplify the following expression

Q: Find (i)27 = а. i b. –i с. 1 d. –1

A: The given expression is ( i )27 .

Q: А (2х+ 1)° B X= (3х-7)°

A: Length of tangent lines drawn from external point of a circle are equal.

Q: 4-y² 2-y SŠ *-* zdxdzdy

A: Given:  Let I=∫02∫04-y2∫02-y z dx dz dy To Find: To evaluate the given triple integration.

Q: If a = [5,-2,1] and b.= [-1,-3,4], find | -a + 2b |

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Q: If p = [7, 2]  and  q = [5, -1], find p - q.

A: Given: p = [7, 2] and q = [5, -1]

Q: 3x 2 - 8xy - 2y 2 ; x = -5, y = -6   A.43 B.129 C.-182 D.237

A: GIVEN 3x2- 8xy - 2y2

Q: Let A = 0 5 8 - 3A + 2B = -9 Find -3A+2B. and B = -93 92 C...

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Q: If a = [1, 2]  and  b = [2, 7], find a + 2b.

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Q: x+y 1 16 and If bg-, 8 = -3 calculate the values of x and y.

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Q: Find the value of each expression if x = 2 and y = - 1. (xy)2

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Q: Let ā = (3, −7, 6) and b = (4, 4, 8). b) b) x (a + b) a

A: NOTE: Refresh your page if you can't see any equations. . given vectors are

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

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Q: 3w+wc/c=h w=

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Q: 2. Eind. the.zlume.charg.deusity.at. P(-2395). 5x2 !!

A: For the solution follow the next step.

Q: Simplify. (w2 /  7v3)2 Write your answer without parentheses.

A: The objective of the question is to simplify the given expression (w^2 / 7v^3)^2 and write the…

Q: 12x + 12 - 23

A: 12x+1≥-23Add -1 on both sides12x+1-1≥-23-112x≥-24

Q: If p = (7, 2), then find -2p.

A: If p=7, 2, then to find -2p.

Q: Determine 1. OneN[-2, -2+] and 2. ₂EN(-2,-2 + 1/2]

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Q: Find x, and X2 -14 23 3 1 X2 - 4 X1 X2 = %3D II

A: here we use the simple multiplication of matrices

Q: Let ā 47- 57 and b - 27 + 3j + 4k. Find - 2ā - 36.

A: