Consider the function 7x3 f(x) + 12x² - 15x+2 3 on which interval is the function concave up?

Q: 12 5 10

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Q: Multiply. 3v 4v +2 6y +3 y /12

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Q: 1. Find L-¹{e-³s} 5}

A: We have to apply the inverse Laplace transform of the second shifting theorem to find the solution…

Q: 4s +5 S -4

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Q: Find L{1}ℒ{1}.

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Q: (1-2=) dr

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Q: Prove that X Pn dx %3D

A: Recurrence relation.  Partial fraction.

Q: 3. A box contains 60 yellow marbles, 110 blue marbles and 90 green marbles. If you pick one marble…

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Q: %3D n+1 3 -2 -3

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Q: Find the rank of A = ( 1   -1   2   3)                                       2  6  -8   1…

A: Rank of Matrix : It is the Number of Non Zero rows in reduced row echelon form.

Q: こ (0) of

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Q: 9 – 4x > –3

A: The given inequality is 9-4x>-3

Q: 3.9b + a3 + 27 - 3a2 + 5a3 - 2a2 + 2.1b + 7

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Q: 1+7/7 + 8

A: Answar would be 10

Q: 5 3 + s2-8 s2+ 3.

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Q: 目 +8 LI +T 现 +04 +C4 |F|E|F|| ||||4 4 4 2 2

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Q: 5у 10y

A: Given,    5y/10y    Cancelling y from both numerator and denominator to get,    5/10   Now, 5/10 can…

Q: 2(3+d-1)

A: Solve the given expression  given expression is 2(3+d-1)

Q: Evaluate 5 (²) 4. dy -2

A: ∫-2-1 (y-2)dy/y ∫-2-1 (y - 2/y)dy [ 2y3/2/3 - 4y]-2-1 -2i/3 - 4i +42i +42i -14i/3 +82i

Q: S-4 a(5-35 +16

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Q: -6 (0 Find A-' if A 2 -4 -3 10

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Q: 5 L s² + 2s – 3

A: We know that, Laplace transform of 1/(s-1) = e^t

Q: w + (-7), when w = - 1

A: The expression is given by w+(-7) To evaluate: The value of the expression when w=-1.

Q: 2+1+5+7

A: 2+1+5+7=3+5+7=15

Q: 1+4+6+8

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Q: 11 4.

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Q: find -1 2 5+1 s(5+1)²

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Q: –4(–6m – 7).

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Q: Z4×Z6 has an element of order 24. true or false ?

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Q: -2 -4 and D = 4 8

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Q: 2. (1 + 3/2x − 1)² = 3 + √3/2x − 1

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Q: Two and two

A: Given:   Two and two