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Daniaal Sanchez
2021-01-13
Answered

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Liyana Mansell

Answered 2021-01-14
Author has **97** answers

E is a special number where

Given that log base 10 of 10 is 1, and log base n of n is 1, ln(e) is also 1.

So

Therefore

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Determine whether each of these functions is a bijection from R to R.

a)

b)

c)

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Find the linear approximation of the function

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A baseball team plays in a stadium that holds 55,000 spectators. With ticket prices at 10, the average attendance had been 27,000. When ticket prices were lowered to10,the average attend ance had been 27,000.When ticket prices were lowered to 8, the average attendance rose to 33,000. How should ticket prices be set to maximize revenue?

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Use the approach in Gauss’s Problem to find the following sums of arithmetic sequences:

1)$1+2+3+4+\dots .+999$

2)$1+3+5+7+\dots .+103$

3)$4+9+14+19+\dots .+504$

4)$8881+872+863+854+\dots .+8$

1)

2)

3)

4)

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How to solve this quadratic equation (with x represented by a fraction containing a square root)?

If$x-\frac{4}{5}=\pm \frac{\sqrt{31}}{5}$ , how can I find the values of a and b in the following equation?

$5{x}^{2}+ax+b=0?$

I've tried substituting$(\frac{4}{5}\pm \frac{\sqrt{31}}{5})$ for x and got totally confused there.

If

I've tried substituting

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Find all natural numbers x and y satisfying the equality $19({x}^{2}+{y}^{2})=221+33xy$