15. A palindrome is a word that can be read the same way in either direction (such as RACECAR). How many 9-letter palindromes (not necessarily meaningful) can be formed using the letters A-Z?

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Q: D. f(s) = 3/2 = 0 = 3/2 = 3 = 3/2 s=0 $1 0<s<5 si s=5 si 5 < s <10 si s = 10 $1

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A: Solution:l=0.6+0.4+0.3=1.3    w=0.2+1.0+0.1=1.3    m=4.0N≤l+ml+w=1.3+4.01.3+1.3=5.32.6=2.04

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Q: Find the residues

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Q: H(z) z-5-32-7 1-2z¹+z-2-

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Q: Using mathematical induction, prove that the sum of n odd numbers is n², for all ne N. HINT: An odd…

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A: Here given equation as y=x2+1 or it can be written as x2-y+1=0

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Q: To Find The outer and inner measure of the following sets: (a) Qn[0,1] (b) [0,1]\Q

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Q: Discuss the Convergence or Divergence for D { [4+ (-0"]" (Z+2)" こう 2n+1 - DZ² 2 لع Wi ngo (2n+¹)!

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Q: Q.1- Evaluate the following integrals (answer two only) a- -Soº √x e-√x dx 0

A: Given integral ∫0∞x4e-x2dx Substitute x=y2 then dx=2ydy When x=0 , y=0 x=∞,y=∞

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Q: Solve the following equation, putting in explicit form (be sure to solve for C): 3 y' + 7y - 9e-3x…

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Q: Find the directional derivative of fix, y) = sin(y) at the point P (1.5) in the direction

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Q: integral from t to 0 of z/z^4+25 dz Then determine whether the integral is convergent or divergent.…

A: Follow the steps.

Q: (5) Suppose that fis continuous on [a, b] f(x) ≥ 0 Vx = [a, b] and [f(x) dx = 0. Prove that f(x) = 0…

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Q: Question 7 What is the area of the regular polygon shown below?

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Q: 1. Let a, b, c ER and let Sa,b,c = {(x, y, z): ax2 + by2 + cz²=0, x² + y² +2²=1}- (1a) For which…

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Q: on satisfying f'(x) the function sat

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Q: d. L[eln (te³t)]

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Q: Find a Fourier series expansion of the periodic function 0 -πst≤ 2 f(t)=27² cost 플라스를 0 st≤a f(t) =…

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Q: 1.19. If M and N are normal subgroups of a group G, then G/(MN) is isomorphic to a subgroup of the…

A: Given :  M and N are normal subgroups of a group G. To prove :  G/M∩N is isomorphic to  G/M × G/N.