A coin is tossed 2 times. find the probability that all 2 tosses are tails
1 answer:
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9514 1404 393
Answer:
-1/7
Step-by-step explanation:
To find the x-intercept, set y=0 and solve for x.
0 = 7/4x +1/4
Multiply by 4/7
0 = x + 1/7
Subtract 1/7
-1/7 = x
The x-intercept is -1/7.
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In decimal, that is -0.142857... (6-digit repeating decimal)
