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Find the geometric mean between2a and 8a...

Find the geometric mean between`2a and 8a^3`

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Find the value of n so that (a^(n+1)+b^(n+1))/(a^(n)+b^n) may be the geometric mean between a and b.

Find the value of n so that (a^(n+1)+b^(n+1))/(a^n+b^n) may be the geometric mean between a and b.

Find the product of three geometric means between 4 and 1/4.

Let a_1, a_2 , a_3,...., a_m be the arithmetic means between -2 and 1027 and let g_1, g_2, g_3.........,g_n be the geometric mean between 1 and 1024. g_1 g_2......g_n = 2^45 and a_1 + a_2 + a_3 +....+a_m = 1025 xx 171 The value of n is :

Let a_1, a_2 , a_3,...., a_m be the arithmetic means between -2 and 1027 and let g_1, g_2, g_3.........,g_n be the geometric mean between 1 and 1024. g_1 g_2......g_n = 2^45 and a_1 + a_2 + a_3 +....+a_m = 1025 xx 171 The value of m is :

Insert : n geometric means between a and b.

If cosbeta is the geometric mean between sinalphaa n dcosalpha, where 0ltalpha,betaltpi/ 2, then cos2beta is equal to

If m is the A.M. of two distinct real number l and n(l , n gt 1) and G_1 , G_2 and G_3 are three geometric means between l and n , then G_1^4 + 2G_2^4 + G_3^4 equals.

If m is the A.M of two distinct real number l and n (l,ngt1)andG_(1),G_(2)andG_(3) are three geometric means between l and n , then G_(1)^(4)+2G_(2)^(4)+C_(3)^(4) equals-

The two geometric means between 1 and 64 are-

CENGAGE PUBLICATION-BINOMIAL THEOREM-All Questions
  1. If (1+x)^n=C0+C1x+C2 x^2+...+Cn x^n , n in N ,then C0-C1+C2-.....+(-1...

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  2. The 10th term of (3-sqrt((17)/4+3sqrt(2)))^(20) is (a) a irrational nu...

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  3. Find the geometric mean between2a and 8a^3

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  4. Let (1+x^(2))^(2) (1+x)^(n) = underset(k = 0)overset(n+4)suma(k)x^(k)....

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  5. The middle term in the expansion of (x/2+2)^8 is 1120, then x in R is...

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  6. The sum of three numbers of GP is 39/10 and their product is 1. Find...

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  7. The first two term of a G.P are 125, and 25 respectively. Find the 5t...

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  8. If underset(r=0)overset(n)sum((r+2)/(r+1)).^(n)C(r)=(2^(8)-1)/(6). the...

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  9. Let f(x) = a(0) + a(1)x + a(2)x^(2) + "…." + a(n)x^(n) + "…." abd (f(x...

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  10. If (1+x^(2))^(n) = underset(r=0)overset(n)suma(r)x^(r )= (1+x+x^(2)+x^...

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  11. The value of sum(r=1)^(n+1)(sum(k=1)^n^kC(r-1)) (where r, k, n in N) i...

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  12. If (x^(2)+x+1)/(1-x) = a(0) + a(1)x+a(2)x^(2)+"….", then sum(r=1)^(50...

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  13. Find dy/dt , if y = (1 - cost)/(1 + cost) is

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  14. The coefficient of x^9 in the expansion of (1+x)(1+x^2)(1+x^3)....(1+x...

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  15. The coefficients of three consecutive terms of (1+x)^(n+5) are in the ...

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  16. If (1-x)^(-n)=a0+a1x+a2x^2++ar x^r+ ,t h e na0+a1+a2++ar is equal to ...

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  17. The value of sum(r=0)^(20)r(20-r)(^(20)Cr)^2 is equal to ?

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  18. The coefficient of x^(10) in the expansion of (1+x^(2)-x^(3))^(8) is

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  19. If the term independent of x in the (sqrt(x)-k/(x^2))^(10) is 405, the...

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  20. The coefficient of x^2y^3 in the expansion of (1-x+y)^(20) is (a)(20 !...

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