You are dealt one card from a 52-card deck. Find the probability that you are dealt a two or a black card?
2 answers:
Answer:
There are four 2's in a deck. 4/52 simplified is 1/13. The probability would be one in thirteen. 1/13
There are 26 black cards in a deck. 26/52 simplified is 1/2. The probability would be one in two. 1/2
Step-by-step explanation:
CMV mag Vichy de vsnsn73748594
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I'm confused what are you suppose to do
Answer:
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The third one is the answer
Answer:
radius of the hemisphere = 9 cm approx
Step-by-step explanation:
Volume of hemisphere = 
1527.4 = 
= 
= 
= 729
r = ![\sqrt[3]{729}](https://tex.z-dn.net/?f=%5Csqrt%5B3%5D%7B729%7D)
r = 9 cm approx.
4x^3-12x^2+7x-21=(x-3)(4x^2+7)