I^22 = i^(20 + 2) = i^20 x i^2 = (i^4)^(5) x (i)^2 = 1 x -1 = -1
Answer:

Step-by-step explanation:
area of square = side x side
thus, each side = square root of area
= 6
= 6

Answer:
D. 10.20 cm
Step-by-step explanation:
A triangle where all three sides are different in length. Try this Drag the ... They are unusual in that the are defined by what they are not.
Answer:
h(x) = - 2x² + 3
Step-by-step explanation:
Given f(x) then f(x) + c is a vertical translation of f(x)
• If c > 0 then a shift up of c units
• If c < 0 then a shift down of c units
Here the shift is 7 units up , then
h(x) = f(x) + 7 = - 2x² - 4 + 7 = - 2x² + 3