Given a=9i+8j and b= 10j-7k, find  |a-2b|

Q: 5ах+10bx-2ас +4bс

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Q: Express as a polynomial.

A: To express 13a2+4b13a2-4b as a polynomial. Solution: We have identity a+ba-b=a2-b2. Using the above…

Q: 5. 1 de 9+x2

A: Given query is to find the integral of the expression.

Q: If x? + 6x – 59 = (x + A)² – B² , then the value of A is

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Q: (152+ 10i) – (153– 57i) =|

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Q: Compute (2i + k) × (3j + 5k).

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Q: Perform the following operations: 2. (2x4 - 5a3 + 3x2 – 5)/(x+ 2) 3. (4x - 2r3+ x² - 5x + 8)/(x² –…

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Q: Evaluate the following:

A: Given that: ∫(6x2-4x+1)dx

Q: Find the principal values of (4+3j)3+4j.

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Q: √25(a-b)²c

A: 25(a-b)2 = c25(a-b)2 = c225(a-b)2 - c2 = 0[5(a-b)]2 - c2 = 0 Using a2 - b2  = (a-b)(a+b)

Q: a? – 6x – 10

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Q: 5x – 4x3 + 8x )dx

A: One property of integrals that will be used is ∫f(x)+g(x)dx=∫f(x)dx+∫g(x)dx. Another property of…

Q: Find a side and diagonal relationship to find √10. Then use it to find an approximation to √10…

A: To find a side and diagonal relationship to calculate √10, consider a right-angled triangle where…

Q: 2C + 4D = [|

A: Given that : To find 2 C + 4 D:

Q: The product of   √4 and ¼ is

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Q: Let a = 5j + k and b - 27 + 3 + 2k. Find - 3ā – 36.

A: We can find the given vectors.

Q: nd f(7zº + 5x³) dx Find + C

A: Given:     ∫7x6+5x3dx=∫7x6dx+∫5x3dx=7∫x6dx+5∫x3dxwe know that ∫xndx=xn+1n+1

Q: 3r 75

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Q: Evaluate (2i)2 - √-4 + √-7i

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Q: perform the indicted operation simplifly the result t2-4t+4 / t2-4t-5  x  5-t/t2-4

A: Given expression, t2-4t+4t2-4t-5×5-tt2-4

Q: Find the volume V of the solid below the paraboloid z=8-x² - y² and above the following region. R=…

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Q: 5 (b): Evaluate:

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Q: (I + 2A)~1 = [ 1 4 5-

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

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Q: – 2d] a + 2b c If l2c + d 2a - bl 24] = find a, b, c, and

A: I

Q: Find å + B, 2å + 35, |äl, and |ä – | for å = i + 2j – 3k and b = -2ï – j + 5k.

A: solution:-a→=i→+2j→-3k→b→=-2i→-j→+5k→(1)a→+b→=i→+2j→-3k→+-2i→-j→+5k→         =1-2i→+2-1j→+-3+5k→…

Q: Determine the value of 3A+5B if 10x2 + 25x +5 A Cx +B (x – 1)(x + 1)² (x+1)² 1 - |

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Q: Subtract (4q - 8) from the sum of (3q² – 7q – 4) and (6q² + 6q − 2).

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Q: Simplify (10x – 15) +3x. (10x- 15) +3x= O

A: 1510x-15+3x=2x-3+3x=2x+3x-3=5x-3

Q: Find (2+2)² using identify.

A: Given: (2+2)2=?

Q: 2х — 3 x² – 5x + 6 x + 4 Subtract: x² – 2x – 3

A: Subtract 2x-3x2-5x+6-x+4x2-2x-3: 2x-3x2-5x+6=2x-3x-2x-3 x+4x2-2x-3=x+4x+1x-3

Q: а. (4D + 1)(D — : с. (D — х)(D + х)

A: Since you have asked multiple question, we will solve the first 3 question for you as per our guide…

Q: Specify the quotient and remainder (x3 – 3x2 +5x -6) ÷ (x – 2)

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Q: Tultiply the following.

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Q: Determine the value of 7A+6B if 19x2 + 41x + 16 A (x+ 1)² Cx +B (x – 1)(x +1)2 Answer:

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Q: Find FOUT FOUstth goots -1+9i

A: Step 1 :Find (-1+9i)1/4  = rCosθ+iSinθ1/4(-1+9i) is of the form (a+ib)r =a2+b2 = (-1)2+(9)2 = 1+81 =…