2 (x + 4) is equivalent to 2x + 8 NOT 2 (x + 4) + 4
Answer:
(9+3i)-(2-7i)=17i
Step-by-step explanation:
Answer:
7x (x + 1 ) ( x + 3 )
Step-by-step explanation:
7x³ +28x² +21x
7x ( x² + 4x + 3 )
7x [ x² + 1x + 3x + 3 ]
7x [ x ( x + 1 ) + 3 ( x + 1 ) ]
7x (x + 1 ) ( x + 3 )
5 ft six inches by 2 ft nine inches is 15.125 square ft in total
Step-by-step explanation:
d=20
r=10
π=3
