The profit P Cin thousands of $) for a company in tems of the amount,8, spen: Cin thocusands of $) can be modeled by P= -45+485-845+ advertising Find the point of diminishang returns. on 1.

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A:

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A: Given expression is,

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A: We know that, ∫1xdx=lnx+C∫eaxdx=1aeax+C∫kdx=kx+C; k is any of constant

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A: Basic identities of differentiation is used along with the chain rule

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A: We need to find derivative.

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A: As already found in the given answer s = 0Now,

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A:

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Q: 7s + 3 1s² +8s +5) Exercise: Evaluate: L-1.

A: Evaluate  L-17s+3s2+8s+5

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A: If we consider a vertical line through x= -3 then it intersect the graph at y=0.

Q: Evaluate: f(-3)

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Q: (17x-20)" 59 75

A:

Q: what is x, when 4x3= 5.6X10-12?

A:

Q: Write -8xy + y² + x² in decreasing powers of x.

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A: NOTE: Refresh your page if you can't see any equations. . the given expression is

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A: Consider given integral as  I=∫-∞∞dxx2+100 We know that  ∫dxx2+a2=1atan-1xa

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A: The vector is given by -4i→ To evaluate: The vector in the form a, b.

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A: When all vertex of a quadrilateral lies on the circle it is said to be cyclic quadrilateral. In a…

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Q: (6x-y > -3 13. ly>x-2 14

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Q: What is the opposite of -1?

A: What is the opposite of -1?

Q: how do you calculate the t-value from the table. I'm confused

A: t value is based on sample size and level of significance. The t table given is for greater than…