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Week 4

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Last updated 30 days ago
8 questions
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Question 1
1.

Richard, Leo, and Betty are triplets. They were born 4 years after their sister, Kennedy, and 3 years before their sister, Mya. If we let x represent the age of Richard, Leo, and Betty, which polynomial represents the product of all 5 ages?

Question 2
2.

The x-intercept of y=-2\sqrt{x+4}+3 to the nearest hundredth is___

Question 3
3.

Use graphing technology to solve the following equation. Select the correct solution/s.

\frac{x-3}{x+2}=1-\frac{x^{2}-9}{x+3}

Question 4
4.

For what values is the graph of y=f(x) be equal to y=\sqrt{f(x)} ?

f(x)=0.75x

Question 5
5.

The domain of the function y=\frac{3x}{x^{2}+2x-8} is___

Question 6
6.

If g(x)=-2(x-a)^{2}(x-b) where 0<a<b , then the domain of y=\sqrt{g(x)} is____

Question 7
7.

A radical function of the form y=a\sqrt{x-h}+k had domain [x|x≥4, x∈R] and range [y|y≥-2, y∈R]. If the graph of the function passes through the point (13,16) then the value of a is____

Question 8
8.

For the function y=\frac{2x-1}{4x^{2}-1} , determine the statements that are true.