Simplify the following using the identities: (i) 582−42216(ii) 178×

1.	Simplify the following using the identities: (i) 582−42216(ii) 178×178−22×22(iii) 198×198−102×10296(iv) 1.73×1.73−0.27×0.27(v) 8.63×8.63−1.37×1.370.726
Answer» Simplify the following using the identities: $(i) \frac{58^{2} - 42^{2}}{16} (i i) 178 \times 178 - 22 \times 22 (i i i) \frac{198 \times 198 - 102 \times 102}{96} (i v) 1.73 \times 1.73 - 0.27 \times 0.27 (v) \frac{8.63 \times 8.63 - 1.37 \times 1.37}{0.726}$

Simplify the following using the identities: (i) 582−42216(ii) 178×178−22×22(iii) 198×198−102×10296(iv) 1.73×1.73−0.27×0.27(v) 8.63×8.63−1.37×1.370.726

Answer»

Simplify the following using the identities:

$(i) \frac{58^{2} - 42^{2}}{16} (i i) 178 \times 178 - 22 \times 22 (i i i) \frac{198 \times 198 - 102 \times 102}{96} (i v) 1.73 \times 1.73 - 0.27 \times 0.27 (v) \frac{8.63 \times 8.63 - 1.37 \times 1.37}{0.726}$

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Simplify the following using the identities: (i) 582−42216(ii) 178×178−22×22(iii) 198×198−102×10296(iv) 1.73×1.73−0.27×0.27(v) 8.63×8.63−1.37×1.370.726

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