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Math TN TM
7th Std
Ch-3: இயற்கணிதம்
3.
முற்றொருமையைப் பயன்படுத்தி சுருக்குக
Exercise condition:
1
m.
\((x + a)(x + b) = x^2 + x(a + b) + ab\) என்ற முற்றோருமையைப் பயன்படுத்தி \(43 \times 36\) ஐ சுருக்குக.
\(2149\)
\(1548\)
\(1854\)
\(1458\)
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