Question Factor the expression (v3−9)(v3+9) Evaluate v6−81Rewrite the expression in exponential form (v3)2−92Solution (v3−9)(v3+9) Show Solution Find the roots v1=−39,v2=39Alternative Form v1≈−2.080084,v2≈2.080084 Evaluate v6−81To find the roots of the expression,set the expression equal to 0 v6−81=0Move the constant to the right-hand side and change its sign v6=0+81Removing 0 doesn't change the value,so remove it from the expression v6=81Take the root of both sides of the equation and remember to use both positive and negative roots v=±681Simplify the expression v=±39Separate the equation into 2 possible cases v=39v=−39Solution v1=−39,v2=39Alternative Form v1≈−2.080084,v2≈2.080084 Show Solution
Algebra
Calculus
Trigonometry
Matrix Algebra Calculus Trigonometry Matrix