10 Answered Questions for the topic Precalculus/trig

Precalculus/trig Math Precalculus Trigonometry

12/03/17

I don't understand what this trig problem is asking!!!!!! Can provide more info if needed
If csc(α) = 3, where 0 < α < π/2, and β is a Quadrant II angle with tan(β) = −7, find   cos(α+β)   And there are others that I'm supposed to find, such as sin(α+β), but this is just the... more
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Expert Answers •2
Precalculus/trig

10/02/17

Can I have some help please? If you can, please show your work so that I may better understand how to do this.
f(x)={x^2, x ≤ 1          2x+1, x > 1
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Expert Answers •1
Precalculus/trig

10/02/17

Can I have help with this problem please? If you could show your work, that would be great.
Evaluate f(0)
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Expert Answers •1
Precalculus/trig

10/02/17

Can I have some help please? If you can, please show your work so that I may better understand how to do this.
For f(x)=1/x^2-3 find :   A) f(3) B) f(2+h)  
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Precalculus/trig

10/02/17

Can I have some help please? If you can, please show your work so that I may better understand how to do this.
One of the tables below contains (x,y) values that were generated by a linear function. Determine which table, and then write the equation of the linear function represented by the table.   Table... more
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Expert Answers •1
Precalculus/trig

10/01/17

This problem has me a little bit confused. Can someone help me please? Please show your work so I can see how it is done.
Give an example of each of the following:A) A function whose domain is [2,oo)B) A system of equations with no solutions
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Expert Answers •1
Precalculus/trig

10/01/17

I am stuck on this problem. Can you please help? Please show your work so I can understand the concept please.
Assume f(x) = 4x+8 and g(x)=5.    What is the value of (G o F)(-1)?
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Expert Answers •1
Precalculus/trig

10/01/17

I could really use some help with this question. Can you please show your work so I can see how to do it right?
Assume f(x) = 4x+8 and g(x)=5.   What is the value of (f+g)(2)
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Expert Answers •1
Precalculus/trig

10/01/17

Can I have some help please? If you can, please show your work so that I may better understand how to do this.
One of the tables below contains (x,y) values that were generated by a linear function. Determine which table, and then write the equation of the linear function represented by the table.   Table... more
Follows • 2
Expert Answers •1
Precalculus/trig

10/01/17

Can I get some help with this please? If you can me your work and how you did it, that would be very appreciated.
Assume f(x)=-2x+8 and g(x)=5x. What is the value of (f - g)(2)?
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Expert Answers •1

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