Question

3to the power 3+4to the power 3+5 to the power 3 whole to the power 2/3

Answer 1

$(3 {}^{3 } + 4 {}^{3 } + 5 {}^{3} ) \frac{2}{ 3} \\ = 3 {}^{3 \times \frac{2}{3} } + 4 {}^{3 \times \frac{2}{3} } + 5 {}^{3 \times \frac{2}{3} } \\ = 3 {}^{2 } + 4 {}^{2} + 5 {}^{2} \\ = 9 + 16 + 25 \\ = 50$

Answer 2

Answer:

50

Step-by-step explanation:

$(3 ^{3} + 4 ^{3} + 5 ^{3} ) ^{ \frac{2}{3} } \\ = 3 ^{3} \times \frac{2}{3} + 4 ^{3} \times \frac{2}{3} + 5 ^{3} \times \frac{2}{3} \\ = 3 ^{2} + 4 ^{2} + 5 ^{2} \\ = 9 + 16 + 25 \\ = 50$

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