Questions and answers by

cosca

Questions (7)

Factor:a^4 + b^4 + c^2 - 2(a^2 b^2 + a^2 c + b^2 c)
1. 0 answers
2. 339 views
Factor:x^8 + 2x^4 y^4 + 9y^8
1. 0 answers
2. 384 views
Prove that 20^22 - 17^22 + 4^33 - 1 is divisible by 174.
1. 1 answer
2. 392 views
Prove that if p, q, r and s are odd integers, then the equation x^10 + px^9 - qx^7 + rx^4 - s = 0 has no integer roots.
1. 0 answers
2. 388 views
Factor:a^4 + b^4 + c^2 - 2(a^2 b^2 + a^2 c + b^2 c)
1. 0 answers
2. 258 views
Factor: x^8 + 2x^4y^4 + 9y^8
1. 1 answer
2. 324 views