Answer:
c must be more than -5
Step-by-step explanation:
-4 x -5 =20
20-1=19
Answer:
161/495
Step-by-step explanation:
Amanda forgot to move the decimal point one place to the left
11.2 / 14 = 0.8
Answer:
see below
Step-by-step explanation:
(2x + i)(2x – i)
FOIL
first 2x*2x =4x^2
outer -i * 2x = 2x i
inner i * 2x = 2x i
last i * -i = -i^2 and i^2 = -1 so - (i^2 ) = - (-1) = 1
Add together
4x^2 + 2xi -2x i +1
Combine like terms
4x^2 +1
Answer:
35 i think hope it helps you
thank you
