Modeling radioactive material decay by exponential function

Mathematics

1 answer:

ch4aika [34]2 years ago

7 0

ion really care bout school but i still go

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A catering company loses $110 as a result of a delay.

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Answer: Positive

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1 year ago

Identify the x-intercept and y-intercept of the equation below.

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Divide by 21 to put the equation in intercept form.
x/(21/9) + y/(-21/7) = 1
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The x-intercept is (7/3, 0)
The y-intercept is (0, -3)

The 3rd choice is appropriate.

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Tim's bank contains quarters, dimes and nickels. He has 3 more dimes than quarters and 6 fewer nickels than quarters. If he has

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(x - 3) + (x - 6) + x = 63
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Combine like terms
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3 years ago

. Use the quadratic formula to solve each quadratic real equation. Round

Liono4ka [1.6K]

Answer:

A. No real solution

B. 5 and -1.5

C. 5.5

Step-by-step explanation:

The quadratic formula is:

$\begin{array}{*{20}c} {\frac{{ - b \pm \sqrt {b^2 - 4ac} }}{{2a}}} \end{array}$ , with a being the x² term, b being the x term, and c being the constant.