Rexjrenriquezid
Answered

1. If the length of a square measures (3d + 2) feet, express the area of the square as a polynomial
a. (9d2 + 12d + 4) ft.2
b. (6d2 + 120 + 4) ft.?

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Sagot :

FrancisRafaelFlorid

Answer:

A. (9d²+12d+4) ft.²

Step-by-step explanation:

(3d+2)²

FOIL METHOD

3d×3d=9d²

3d×2=6d

2×3d=6d

2×2=4

9d²+6d+6d+4

=9d²+12d+4

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