how to solve this problem

Asked by ganilkumar726 | 10th Mar, 2022, 07:16: AM

Expert Answer:

TO simplify the given expression
square root of fraction numerator 9 open parentheses 12 plus x close parentheses open parentheses 12 minus x close parentheses cubed over denominator 144 minus x squared end fraction end root minus square root of fraction numerator 4 x minus 28 over denominator x minus 7 end fraction end root
equals square root of fraction numerator 9 open parentheses 12 plus x close parentheses open parentheses 12 minus x close parentheses open parentheses 12 minus x close parentheses squared over denominator open parentheses 12 minus x close parentheses open parentheses 12 plus x close parentheses end fraction end root minus square root of fraction numerator 4 left parenthesis x minus 7 right parenthesis over denominator x minus 7 end fraction end root
equals square root of 9 open parentheses 12 minus x close parentheses squared end root minus 2
equals 3 open parentheses 12 minus x close parentheses minus 2
equals 36 minus 3 x minus 2
equals 34 minus 3 x

Answered by Renu Varma | 10th Mar, 2022, 10:16: AM