13 You are given that tan(A) = and tan(B) = 8 3 Find tan(A + B). Give your answer as a fraction.

Q: dr rVr² +2x – 1 Use the reciprocal substitutionr 1/:

A: The integral is  ∫ dxxx2+2x-1

Q: Simptify Q: following formulas: the

A: We have to solve given problem:

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A: Given 0.5 (x + 7) + 9 = 43

Q: .2 y = 4 - x² and x +y = 2.

A:

Q: Evaluate (1+ i)6 + (1 – i)³. Select one: Oa. -2 – 10i O b. 2- 10i OC. - 2+ 10i O d. 2+ 10i

A:

Q: Oz Apply Substitution method and solve 2x 5 dx.

A: We have to evaluate the integral ∫2x+5x2+4x+5dx

Q: Evaluate | (3t + 7t) dt. Enter your answer as an exact fraction if necessary. -3 Provide your answer…

A:

Q: F{ze-4l피} =

A:

Q: (3x + 6)° 41 (6x-5)° (7x-11)° (4x + 7)° 62°

A:

Q: 22 Evaluate s cos (Iz)e dz

A: Formulae used: ddxcosx=-sinxddxsinx=cosx∫eaxdx=eaxa∫cosxdx=sinx+C By party integration formula…

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A: Given ρsh2∈0∫ρ=0aρdρ( ρ2 + h2 )32

Q: Change these fractions into decimals. Express each answer to three significant figures. Be sure to…

A:

Q: Approximate 3√2 to 6 decimal places.

A: To Approximate up to 6 decimal places.

Q: Calculate √√3 8 2 1/√3 1 + x² dx

A: Given ∫13381+x2 dxTo evaluate the integral: