3 years ago

The half-life of a radioactive kind of barium is 3 minutes. How much will be left after 6

Mathematics

1 answer:

Alexus [3.1K]3 years ago

7 0

Answer:

20 Grams will be left after 6 minutes.

Step-by-step explanation:

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andriy [413]

Answer : 7 units

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1st way - Subtract the T's x coordinate by r's x coordinate.

1-(-6) = 1+6 = 7

2nd way - Graph the points than count the units between them.

[I attached a picture, I graphed ur points]

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3 years ago

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3 years ago

The graph of a linear function has a slope of 1/4 and passes through the point (1,3). What is the y-intercept of the function?

Vikki [24]

Answer:

Step-by-step explanation:

In slope intercept form, y = mx + b, the m is the slope, the b is the y intercept, and x and y can be subbed in from the point you are given of (1, 3). We are told the slope, so everything we have fills in like this:

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