Step-by-step explanation:
(a+bi)2
=a2 +2abi +b2i2
=a2 +2abi + b2. (-1)
=a2 -b2 +2abi
Answer = (a+b(a-b) +2abi
Answer:No Matt's calculation is not correct.
Step-by-step explanation:
We have to multiply by the number of the area.If it is 4 inches we multiply by 4
15 x 4 =60
A=4 inches squared
A=LxW (length x width )
so you can say that:
Matt is incorrect because He skipped the step of multiplying 2 by 2 in the formula which is where we get 4 from.
B(1/2b-1)................
Are you trying to convert the percentages into fractions or??
Answer:
C
Step-by-step explanation:
to evaluate substitute x = 0 and x = 1 into f(x)
note that 
= 1
f(0) = 45 × 
= 45 × 1 = 45
f(1) = 45 × 
= 45 × 
= 15
