Answer:
Step-by-step explanation:
a) 3x^2-12x-11=3*x^2-3*2*2*x+3*4-23=3*(x^2-2*2x+2^2)-23=3*(x-2)^2-23
so a= -2 ,b= -23
b) x1=[12+V(12^2-4*3* -11)]/6=12/6+V(144+132)/6=2+2/6V69=2+1/3V69=
2+V69/9=2+V23/3
c=2, d= 23/3
Answer:
8x^15
Step-by-step explanation:
(2x5)3
=(2x5)3
=2x5*2x5*2x5
=8x15
It is number 3. Have a good day.
Answer:
B
Step-by-step explanation:
if it is shaded under than it is <
the slope is 1/2x so that is the answer
Answer:
a = 16
Step-by-step explanation:
4/8= 1/2
you have to what 8 is half of
8×2= 16
a=16
