Answer:
x1 = 1, x2 = 2, x3 = 7
Step-by-step explanation:
(x-2) x (x² -8x + 7) = 0
When the product of factors equals , at least one factor is 0.
x-2=0
x² -8 + 7=0
Solve the equation for X.
x-2=0
x=2
x² -8+7=0
x=7
x=1
The final solutions are
x1 = 1, x2= 2, x3=7
Answer:
a
Step-by-step explanation:
Answer:
Step-by-step explanation:
Minimum: 2
Quartile Q1: 4.5
Median: 10
Quartile Q3: 15
Maximum: 19
Answer:
Angle eod= 90°
then angle eod is 1÷2 then 90° =45° then angle eod =45°
Answer:
17
Step-by-step explanation:
substitute t = - 9 into f(t) , that is
f(- 9) = - 2(- 9) - 1 = 18 - 1 = 17
