Help me with part B and C appease!! No clowning around whoever help me, will get 30 points and I will brainliest you!!! <3 pl
ease help!!
1 answer:
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SOLUTION
Step 1: Find the area of the wall.
Step 2: Find the cost of wallpaper per square foot
The correct answer is B: $0.72
Answer:
50
Step-by-step explanation:
and
can be expressed in complex form, with
= i
=
=
×
= 8i
=
=
×
= 4i
the factors can then be expressed as
(6 + 8i)(3 - 4i) ← expand using FOIL
= 18 - 24i + 24i - 32i² [ i² = ( )² = - 1 ]
= 18 - 24i + 24i + 32 ← collect like terms
= 18 + 32 + 0
= 50