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pickupchik [31]
3 years ago
12

13 squared? how does it mean and what is the solution?

Mathematics
2 answers:
nikdorinn [45]3 years ago
7 0
13 squared is 169.
It means 13 times 13. Cubed is 13 times 13 times 13.
Brut [27]3 years ago
6 0
13 squered it means that =13 to the second power
13^{2}=13*13=169

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<h2>Problem:</h2>

Choose all the expressions that are equal to 5/9×8.

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\purple{ \frac{5}{9}  \times 8 =  \frac{40}{9}  = 4 \:  \frac{4}{9} }

\red{9 \div 5 \times 8 =  \frac{9}{5}  \times 8 =  \frac{72}{5}  = 14 \:  \frac{2}{5} }

\red{ \frac{8}{9}  \times 5 =  \frac{40}{9}  =  \boxed{4 \:  \frac{4}{9} }}

\red{5 \div 8 \times 9 =  \frac{5}{8}  \times 9 =  \frac{45}{8}  = 5 \:  \frac{5}{8} }

\red{5 \times  \frac{1}{9}  \times 8 =  \frac{5}{9}  \times 8 =  \frac{40}{9}  =  \boxed{4 \:  \frac{4}{9} }}

\red{5 \times 8 = 40}

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