To find the cofactor of
We cross out the Row and columns of the respective entries and find the determinant of the remaining matrix with the alternating signs.
Therefore in increasing order, we have;
Answer:
2310
Step-by-step explanation:
Answer: A=351.68 cm²
Step-by-step explanation:
To find the area of the shaded region, we would subtract the area of the circle by the area of the inner circle.
Area of Circle
Area of inner (white) circle
Now that we have the area to the circle and inner circle, we would subtract to find the area of the shaded region.
Answer:
The sale price is $279.
Step-by-step explanation:
$310-10%=$279
Answer:
Approximately 76.5 mg.
Step-by-step explanation:
Given,
The initial quantity of the Bismuth-210, P = 233 mg,
Also, the rate of decay per day, r = 13 %
Thus, the quantity of the Bismuth-210 after 8 days would be,