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ICSE Class 7 Answered

[(-224) 32][(-25)(-5)]+[(-5)2]0  (-7) = ......

0/7 gives 0 so when [(-5)2] multiplied by 0 also becomes 0 hence the answer is -35 . Am I correct?. if not please explain
Asked by kcharu | 11 Jun, 2017, 06:40: PM
answered-by-expert Expert Answer
begin mathsize 16px style left square bracket left parenthesis negative 224 right parenthesis space divided by space 32 right square bracket space cross times space left square bracket left parenthesis negative 25 right parenthesis space divided by space left parenthesis negative 5 right parenthesis right square bracket space plus space left square bracket left parenthesis negative 5 right parenthesis space cross times 2 right square bracket space 0 space divided by space left parenthesis negative 7 right parenthesis space equals open square brackets fraction numerator negative 224 over denominator 32 end fraction close square brackets space cross times space open square brackets fraction numerator negative 25 over denominator negative 5 end fraction close square brackets space plus space open square brackets fraction numerator space left square bracket left parenthesis negative 5 right parenthesis space cross times 2 right square bracket space 0 space over denominator negative 7 end fraction close square brackets equals 7 space cross times space 5 space plus space 0 equals 35 Yes comma space your space answer space is space correct. end style
Answered by Rashmi Khot | 11 Jun, 2017, 07:20: PM

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