$\displaystyle\\
p^4 - 81 =\\\\
 =p^4-3^4 =\\\\
= \Big(p^2\Big)^2 - \Big(3^2\Big)^2 =\\\\
=\Big(p^2+3^2\Big)\Big(p^2-3^2\Big)=\\\\
=\boxed{\bf \Big(p^2+3^2\Big)\Big(p+3\Big)\Big(p-3\Big)}$

7 0

3 years ago

(A) 2.4 cm (B) 4.8 cm (C) 1.8 cm (D) 3.6 cm

morpeh [17]

Answer:

(D)3.6 cm esa es amigo buen dia

8 0

3 years ago

Solve 12y^-4z^-2/6z^2y^-1

Nadusha1986 [10]

Answer:

2/y^5

Step-by-step explanation:

not sure but i think its this

3 0

3 years ago

What equation is the inverse of

ivolga24 [154]

Last option. but idk

4 0

3 years ago