162 * (-92)-(-162) * (-5) - 162 * 3      solve this using distributive property

if * is an operation such that for integers a and b we have a *b = (-a) + (-b) -4,then find:

answer for     (-4) * (-1)  and answer for        (-5) * (6)

Asked by mailsarannimms | 23rd Apr, 2019, 08:46: PM

Expert Answer:

asterisk times space i s space d e f i n e d space a s space a asterisk times b equals left parenthesis negative a right parenthesis plus left parenthesis negative b right parenthesis minus 4
U sin g space a b o v e space d e f i n t i o n space o f space b i n a r y space o p e r a t i o n space asterisk times space t o space f i n d space left parenthesis i right parenthesis space left parenthesis negative 4 right parenthesis asterisk times left parenthesis negative 1 right parenthesis space a n d space left parenthesis i i right parenthesis space left parenthesis negative 5 right parenthesis asterisk times left parenthesis 6 right parenthesis
left parenthesis i right parenthesis
left parenthesis negative 4 right parenthesis asterisk times left parenthesis negative 1 right parenthesis
equals negative left parenthesis negative 4 right parenthesis plus left parenthesis negative left parenthesis negative 1 right parenthesis right parenthesis minus 4 equals 4 plus 1 minus 4 equals 1

left parenthesis i i right parenthesis
left parenthesis negative 5 right parenthesis asterisk times left parenthesis 6 right parenthesis
equals negative left parenthesis negative 5 right parenthesis plus left parenthesis negative 6 right parenthesis minus 4 equals 5 minus 6 minus 4 equals negative 5

Answered by Renu Varma | 24th Apr, 2019, 10:07: AM

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