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ICSE Class 7 Answered

2 one
Asked by sneharawat19.7ga | 29 Jun, 2021, 08:40: PM
Expert Answer
begin mathsize 16px style 18 cross times open square brackets 7 plus open parentheses negative 3 close parentheses close square brackets equals open square brackets 18 cross times 7 close square brackets plus open square brackets 18 cross times open parentheses negative 3 close parentheses close square brackets straight L. straight H. straight S space space equals space 18 cross times open square brackets 7 plus open parentheses negative 3 close parentheses close square brackets space space space space space space space space space space space space space equals 18 space cross times open parentheses 7 minus 3 close parentheses space space space space space space space space space space space space space equals 18 space cross times space 4 space space space space space space space space space space space space space space equals space 72 straight R. straight H. straight S space equals space open square brackets 18 cross times 7 close square brackets plus open square brackets 18 cross times open parentheses negative 3 close parentheses close square brackets space space space space space space space space space space space space space space equals 126 space plus open parentheses negative 54 close parentheses space space space space space space space space space space space space space space space equals 126 space minus space 54 space space space space space space space space space space space space space space space space equals space 72 Here comma space straight L. straight H. straight S space equals space straight R. straight H. straight S Hence space verified. end style
Answered by Yasmeen Khan | 29 Jun, 2021, 10:35: PM

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