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stiv31
2 months ago
5

A company has two packaging machines in a unit, each with a different daily capacity. The capacity of machine 1 is defined by th

e function f(m) = (m + 4)2 + 100, and the capacity of machine 2 is defined by the function g(m) = (m + 12)2 − 50, where m is the number of minutes the packaging machine operates. Create the function C(m) that represents the combined capacity of the two machines.
Mathematics
1 answer:
lawyer [12.5K]2 months ago
5 0
C(m) = (m + 4)^2 + 100 + (m + 12)^2 - 50 =
            (m + 4)(m + 4) + 100 + (m + 12)(m + 12) - 50
            m^2 + 8m + 16 + 100 + m^2 + 24m + 144 - 50
            2m^2 + 32m + 210 <==
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4700 - 2300 = 2400
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3 months ago
Given that Ray E B bisects ∠CEA, which statements must be true? Select three options. m∠CEA = 90° m∠CEF = m∠CEA + m∠BEF m∠CEB =
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Answer:

mCEA = 90ᴼ, as CEA forms a right angle, and by definition, right angles measure 90ᴼ.

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3 months ago
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max invests $6000 in a savings account for 3 years. the account pays compound interest at a rate of 1.5% per year for the first
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Answer:

2.1%

Step-by-step explanation:

The compound interest formula can be expressed as:

A=P(1+I)^n\\\\P-Principal \\A-amount\\i-compound \ interest \ rate

Starting with a Principal amount of $6000 and applying an interest rate of 1.5% for the first two years:

A=P(1+i)^n\\\\A_2=6000(1+0.015)^2\\\\A_2=6181.35

We calculate compound interest A_2 for one year at rate i, resulting in $6311.16:

A=P(1+i)^n, n=1, i=i, P=6181.35, A=6311.16\\\\6311.16=6181.35(1+i)^1\\\\\frac{6311.16}{6181.35}=(1+i)\\\\i=\frac{6311.16}{6181.35}-1\\\\i=0.02100

Thus, the interest rate for the third year is 2.1%

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2 months ago
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It is inferred that the authors of the sonnets belong to a certain poet from the Elizabethan era.

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The details provided in the question are as follows:

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z_{stat} = \displaystyle\frac{\bar{x} - \mu}{\frac{\sigma}{\sqrt{n}} }

By substituting in all relevant values, we determine:

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