(1) Do life expectancy and income appear to be associated or independent? (2) Has the relationship between these variables been the same through the years, or has it changed?

Q: 3. √11

A:

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Q: -11sin (z)dz -

A:

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A: Given,          x2-2y3

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A: That is, there is no evidence to conclude that there is significant difference between the two…

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Q: こ (0) of

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Q: 196. 2(n+1)

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Q: 2.) 8(b+ 1) + 4 = 3(2b – 8) – 16

A: We can find the value of b in the following step

Q: a) : ?

A: here differentiate both sides with respect to x.

Q: to 2A+7 n-1

A:

Q: V16-x² B Evaluate S. Sezy2) (x²+y²) /16 –r²drdzde -

A: Given integral is, I=∫04∫016-x2∫x2+y24416-r2drdzdθ Now, integrating the given integral,…

Q: (4 – a2)

A: To integrate.

Q: 1x x*-5 =xp C O None of the other choices

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Q: 9. (x² – 2)3

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Q: 3. Find L-¹{√534}. (s+3)

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Q: Simplify. [(21)4]² 1615 Enter your answer in the box.

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Q: Find Σ +i . Ο 30 Ο 31 Ο 32

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Q: 28 Σ

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Q: 1 3. s'+3s²

A: We have to find Laplace inverse by convolution theorem.

Q: |番,曲 1 dx (r-2)² 5. 2.

A: Given :

Q: Q53(a.)

A: Given          f(x)=2x3+10x2+12xx3+2x2

Q: (1+2 In æ)4 6.

A: topic - indefinite integral

Q: Evalvate S (4sin co) -8cos co) )do

A: Given that: ∫0π(4sinθ-8cosθ)dθ

Q: What is the least common multiple of 12 and 2? lcm (12,2)=(

A: Algebra

Q: 2r dr (1 - r)"

A:

Q: 3x Зх- 11 A E x +9

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Q: х ах 2(5+x²)4

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Q: 9. x+8

A: For two intersecting chords , the  multiples of the lengths of the line segments on each chord are…

Q: Show that a6-1 is divisible by 168 whenever (a, 42)=1.

A:

Q: 1) 2 J0 (1 – 9ry²) dy dr

A: For the given double integration , first we gonna solve for dy then dx.

Q: 3 2 25 +5² +85 +6 (S²+4) (S²+1)

A: Given that L-12s3+s2+8s+6s2+4s2+1

Q: -96 6 -7 A = -3 d 4A.

A: