document.write( "Question 886822: i want to know the answer and procedure of this (5^-1)=(x^-6) please solve for x \n" ); document.write( "
Algebra.Com's Answer #536171 by GulleyGirlz(1)![]() ![]() ![]() You can put this solution on YOUR website! 5−1=x^−6\r \n" ); document.write( "\n" ); document.write( "Since x is on the right-hand side of the equation, switch the sides so it is on the left-hand side of the equation. \n" ); document.write( "x^−6=5^−1\r \n" ); document.write( "\n" ); document.write( "Remove the negative exponent by rewriting 5^−1 as 1/5. A negative exponent follows the rule a^−n=1/a^n. \n" ); document.write( "x^−6=1/5\r \n" ); document.write( "\n" ); document.write( "Remove the negative exponent in the numerator by rewriting x^−6 as 1/x^6. A negative exponent follows the rule: a^−n=1/a^n. \n" ); document.write( "1/x^6=1/5\r \n" ); document.write( "\n" ); document.write( "Set up the rational expression with the same denominator over the entire equation. \n" ); document.write( "5/5x^6=x^6/5x^6\r \n" ); document.write( "\n" ); document.write( "Since the expression on each side of the equation has the same denominator, the numerators must be equal. \n" ); document.write( "5=x^6\r \n" ); document.write( "\n" ); document.write( "Since x is on the right-hand side of the equation, switch the sides so it is on the left-hand side of the equation. \n" ); document.write( "x^6=5\r \n" ); document.write( "\n" ); document.write( "Take the +6th root of both sides of the equation to eliminate the exponent on the left-hand side. \n" ); document.write( "x=±^6√5 \r \n" ); document.write( "\n" ); document.write( "First, substitute in the + portion of the ± to find the first solution. \n" ); document.write( "x=^6√5\r \n" ); document.write( "\n" ); document.write( "Next, substitute in the − portion of the ± to find the second solution. \n" ); document.write( "x=−^6√5\r \n" ); document.write( "\n" ); document.write( "The complete solution is the result of both the + and − portions of the solution. \n" ); document.write( "x=^6√5,−6√5 \n" ); document.write( "x≈1.307660486012,−1.307660486012 \n" ); document.write( " |