Question

11 va rog este urgent​

Answer 1

Răspuns:

$b) \\ 7 \times {7}^{23} \div {7}^{24} = {7}^{24} \div {7}^{24} = {7}^{0} = 1 \\ \\ c) \\ {11}^{50} - 11 \times {11}^{49} = {11}^{50} - {11}^{50} = 0 \\ \\ d) {2}^{17} \times {2}^{18} - {2}^{34} \times 2 = {2}^{35} - {2}^{35} = 0 \\ \\ e) \\ (29 - 2 \times 7) {}^{2} \times {15}^{20} - {15}^{22} = (29 - 14) {}^{2} \times {15}^{20} - {15}^{22} = {15}^{2} \times {15}^{20} - {15}^{22} = {15}^{22} - {15}^{22} = 0 \\ \\ f) \\ (12 - 3) {}^{2} \times (6 + 3) {}^{18} - {9}^{20} = {9}^{2} \times {9}^{18} - {9}^{20} = {9}^{20} - {9}^{20} = 0 \\ \\ g) \\ ( {4}^{2} \div {2}^{2} ) {}^{2} \times {4}^{18} \div {256}^{5} = ( {2}^{4} \div {2}^{2} ) {}^{2} \times {4}^{18} \div {256}^{5} = ( {2}^{2} ) {}^{2} \times {2}^{36} \div {2}^{40} = {2}^{4} \times {2}^{36} \div {2}^{40} = {2}^{40} \div {2}^{40} = {2}^{0} = 1$

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