Answer:
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Step-by-step explanation:
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To complete the square (x+2/5)^2 it would be x^2+(4/5)x+4/25
Answer:
Step-by-step explanation:
The top has area (3 cm)(5 cm), or: 15 cm^2
The bottom has the same area: 15 cm^2
Each of the ends has the area (3 cm)(2.5 cm): 7.5 cm^2
7.5 cm^2
Each of the sides has the area (2.5 cm)(5 cm) 12.5 cm^2
12.5 cm^2
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70 cm^2
The total lateral area is 70 cm^2
The total number of 13-card hands that can be dealt is 52C13. Four of these are of the same suit. Therefore the required probability is given by:
Answer:
Answer is 6.
Step-by-step explanation:
1--1/2 ÷ 1/4 = 6