Answer:
x = ± 10
Step-by-step explanation:
Given
x² - 100 = 0 ( add 100 to both sides )
x² = 100 ( take the square root of both sides )
x = ±
← note plus or minus, hence
x = ± 10
Answer:
43
Step-by-step explanation:
Answer: 180 degrees
Step-by-step explanation:
A rotation of 180 degrees about the origin maps
.
Answer:
Yes they are equivalent.
Step-by-step explanation:
They each represent one half.
Answer:
231.12
Step-by-step explanation:
540+7% tax is 577.80