If a ≠ 0 and a - 1/a = 4 ; find : (i) a^2 + 1/a^2 (ii) a^4 + 1/a^4 (iii) a^3 - 1/a^3

Question

KnowledgeBoat · Accepted Answer

(i) By formula, Substituting values we get : Hence, . (ii) By formula, Substituting values we get : Hence, . (iii) By formula, Substituting values we get : Hence, .

Mathematics

If a ≠ 0 and a - 1/a = 4 ; find : (i) a^2 + 1/a^2 (ii) a^4 + 1/a^4 (iii) a^3 - 1/a^3

Expansions

Related Questions

Use property to evaluate:
(i) 9³ - 5³ - 4³
(ii) 38³ + (-26)³ + (-12)³

If 2x - 3y = 10 and xy = 16, find the value of 8x³ - 27y³.

Mathematics

If a ≠ 0 and a - 1/a = 4 ; find : (i) a^2 + 1/a^2 (ii) a^4 + 1/a^4 (iii) a^3 - 1/a^3

Expansions

Related Questions

Use property to evaluate:(i) 93 - 53 - 43(ii) 383 + (-26)3 + (-12)3

If 2x - 3y = 10 and xy = 16, find the value of 8x3 - 27y3.

Use property to evaluate:
(i) 9³ - 5³ - 4³
(ii) 38³ + (-26)³ + (-12)³

If 2x - 3y = 10 and xy = 16, find the value of 8x³ - 27y³.