Answer:
y=x^2-13x+42
Step-by-step explanation:
y=(x-6) times (x-7)
y=x^2-7x-6x+42
collect like terms
There you go
B. X=7
Because 9 greater than 7
1) log7 (5*8)= log7(40)
2) log2(11) -log2(9)=log2(11/9)
3)2log9 2=log9(2^2)
7
