Question

verify / a*b / = /a/*/b/ for a = - 4/7 & b=7/8​

Answer 1

$we \: are \: given \: that \\ \\ a = \frac{ - 4}{7} \: \: and \: \: \: b \: = \frac{ - 7}{8} \\ \\ to \: prove \\ \\ a \: \times b \: = a \: \times b \\ \\ \: \: \: \: \: so \: \\ it \: is \: definetly \: prove$

because

ab = ab

IT WILL DEFINITELY HELP YOU...