Answer:
-1, 2
Step-by-step explanation:
8 21/100
8.21 is read "eight and twenty-one hundredths". The mixed number "eight and twenty-one hundredths" is written ...
Domain is the x-coordinate and range is the y - coordinate
(b-1)²-9
= 4[(b - 1)(b - 1)] - 9
= 4[b² - b - b + 1] - 9
= 4(b² - 2b + 1) - 9
= 4b² - 8b + 4 - 9
= 4b² - 8b - 5
Hope this helps!
