2010009707 Level: AFind the factored form of the equation. x4−81=0(x2+9)(x−3)(x+3)=0(x−3)2(x+3)2=0(x−3)4=0(x+9)(x−3)(x+3)=0
2010009706 Level: AFind the sum of all the natural roots of the next equation. Multiple roots, if any, count only once. (x3+8)(x2−1)=01−130
2010009705 Level: AFind the sum of all the natural roots of the next equation. Multiple roots, if any, count only once. (x2+1)(x2−16)=04350
2010009703 Level: AIn the following list identify a true statement on the function f. f(x)=(x+3)(x−1)(x−2)f(x)>0⟺x∈(−3;1)∪(2;∞)f(x)>0⟺x∈(−2;−1)∪(3;∞)f(x)>0⟺x∈(−∞;−3)∪(1;2)f(x)<0⟺x∈(−3;1)∪(2;∞)
2010009702 Level: AAssuming x∈N, find the solution set of the following equation. 3x3−2x2=0∅{0}{23}{0;23}
2010009701 Level: AAssuming x∈N, find the solution set of the following equation. x3−8x2+16x=0{4}∅{0;4}{−4;4}