Question

please help me guys its urgent​

Answer 1

Answer:

a 1125

b 1331

c -49000

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Answer 2

Answer:

$(i) \: {5}^{2} \times {3}^{2} =( 5 \times 5) \times (3 \times 3) = 25 \times 9 = 225 \\ (ii) \: {11}^{2} = 11 \times 11 = 121 \\ (iii) \: ( { - 7})^{2} \times ( { - 10})^{2} = ( - 7 \times - 7) \times ( - 10 \times - 10) = 49 \times 100 = 4900$

Hope it will help you..