Answer: x^2+4
Work Shown:
x = -2i
x^2 = (-2i)^2
x^2 = 4i^2
x^2 = 4(-1)
x^2 = -4
x^2+4 = 0
Side note: Since -2i is one root, this means 2i is the other conjugate root.
Answer:
These segment lengths CAN be used for a triangle.
Step-by-step explanation:
Segment Lengths determine the length of each side of the triangle from the base to the legs and hypotenuse.
Since these are all different lengths, you can make a scalene triangle with the lengths.
Just a Reminder - A scalene triangle has three different lengths.
Hope this Helped!
Answer:
Each tent is shaped like a triangular prism (including the floor). ... The volume of the box is 10,656 cubic inches. ... A square pyramid has a base of 7.5 feet and lateral faces with heights of 16 ... As part of her art project, Sarah is painting the lateral faces of 2 identical ... Mr. Jessup is planning to lay new sod on his front yard.
Step-by-step explanation:
Answer:
-14
Step-by-step explanation:
Substitute -8 for a.
-6 + a
a becomes -8.
-6 +(-8)
-6-8
-14
