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What is the value of sine $(3pi/2)$?
1. $-1$
2. $sqrt2/2$
3. $1$
4. $1/2$
$(x)/(x-2)=-24$ Find the zero.
1. $x=24/5$
2. $x=12$
3. $x=-16$
4. $x=48/25$
The function $f(x)=(2x^2-7x+6)/(x^2+2x-8)$ has...
1. A vertical asymptote at x=2 and a hole at x=-4
2. A horizontal asymptote at x=-4 and a hole at x=2
3. Vertical asymptotes at both x=2 and x=-4
4. A horizontal asymptote at x=2 and a hole at x=-4
5. A vertical asymptote at x=-4 and a hole a hole at x=2
$f(x)=( x-2)/(x^2-16)$ Find the Vertical and Horizontal Asymptotes.
1. VA: (x=4, x=-4) ; HA: (y=0)
2. VA: (x=4, x=2) ; HA: (y=4) (y=-4)
3. VA: (x=4, x=4) ; HA: (y=0)
4. VA: (x=4) ; HA: (y=0)
A town begins with 100 people and after 100 years has a population of 3200. The population has
1. doubled every 25 years
3. tripled every 10 years
4. doubled every 20 years
If $f(x) = x^2-x+20$ then $f(b+1) =$
1. $b^2+18$
2. $b^2+b+20$
3. $b^2+3b+20$
What is the value of tangent $(pi)$?
1. $-1/2$
2. $sqrt2/2$
3. $1$
4. $0$
What x values must be excluded from the domain of $f(x)=(3x)/(7x+21)$?
1. $x=3$
2. $x=-3$
3. $x=0$
4. $x=-7$
What is the value of cosine $(pi/6)$?
1. $1$
2. $sqrt2/2$
3. $sqrt3/2$
4. $2/sqrt3$