Hello,
(-9)⁴= (-9).(-9).(-9).(-9)= 81.81 = 6561
Answer:

Step-by-step explanation:

ANSWER: 2y^2 + 13y +51 r(219/y-4)
picture explanation too:
We are given the equation:
DA - 2qA = B³
Taking 'A' common on the LHS
A(D - 2q) = B³
Dividing both sides by (D - 2q)
A = B³ / (D - 2q)