Symbol
Problem
1. The following are notations for composite functions EXCEPT, a. $h\left(p\left(x\right)\right)$ b. $f\left(x\right)g\left(x\right)$ c. (s ot)(x) d. $f\left(g\left(x\right)\right)$ 2. Find $h\left(3\right)+d\left(2\right)$ $ifh\left(x\right)=x-1and$ $d\left(x\right)=7x+3$ b. 2 b. 5 c. 14 d. 19 3. $t\left(x\right)=-x^{2}$ $+7x+1$ $a$ $18$ amd $r\left(x\right)=5x^{2}-2x+8$ find $\left(t-r\right)\left(2\right)$ b. -18 C. -13 d. 13 4. $f\left(x\right)=4x+2andg\left(x\right)=3x-1$ find (f – g)(4). a. 0 b. -9 C. 7 d. -8 5. If $g\left(x\right)=x-4andf\left(x\right)=x+5$ Find $f\left(x\right)$ $°g\left(x\right)$ C. $x^{2}-x-20$ a. $x^{2}+x+20$ d. $x^{2}+x-20$ b. $x^{2}-x+20$ 6. Given $h\left(n\right)=\dfrac {n+6} {n-4}$ and $p\left(k\right)=\dfrac {n+6} {n^{2}+4n-32}$ Find " (k). a. n+8 b. n -8 C. n-1 8 d. n + 8