Algebra
posted by Anneliese .
I had to find the zeroes of (2t3)/(t+5). I thought one of the answers could be 5, in addition to 3/2. But my book says 5 isn't an answer. Why?

When t = 5, the DENOMINATOR is zero, and the function (2t3)/(t+5) becomes infinity
Respond to this Question
Similar Questions

algebra
Find the zeroes of each function. State the multiplicity of multiple zeroes. y=(x+3)^3 y=x(x1)^3 I know you're supposed to factor them out, but I'm really not sure how to. Thanks. The equations are already factored out. For the first … 
drbob222 math,correction
i made some corrections for the previous postage can you check those when you get a chance please. Also for this one: my options of answers are: A)2y + 6/3 B)3x 6 /2 C)2 + 2y D)2/3y + 6 Directions: Solve for x: 3x  2y =6 3x  2y … 
Algebra
I thought that numbers raised to the zero power were always one, but my book says 6x^0 is 6. How come? 
Algebra
How come when you find the square of the binomial (2x5y)^2, the answer is 4x^220xy+25y^2 (according to my book)? 
Algebra
I distributed 3x^2+x10=f(x) to find the zeroes. My book's answer was (3x5)(x+2). When I distributed this to make sure I got the original function, I got 3x^2x10. Is this still an acceptable way to factor it even though the x is … 
precalculus
List the possible rational roots of each equation. Then determine the rational roots. 6x^4+35x^3x^27x1 The answer in the back of the book is: 1/3 and 1/2 I know that I'm supposed to use Descartes rule of signs. I found that there … 
Algebra
How do you find the zeroes of x/(9x^24)? 
Algebra
How do you find the zeroes of the 1/2x^3x? 
MATHS REINY
You had helped me with a similar question. This one says : A whole seller supplies 90 books while he was ordered to send 80 books by a retailer. If 15%trade discount was given, what was the net discount to the retailer? 
maths reiny help!!
You had helped me with a similar question. This one says : A whole seller supplies 90 books while he was ordered to send 80 books by a retailer. If 15%trade discount was given, what was the net discount to the retailer?