Answer:
(f + g)(x) = x² - 3x + 5
Step-by-step explanation:
Here we find the sum of two functions. Combine like terms in f and g, as follows:
(f + g)(x) = x² – 4x – 2 + x + 7, or
(f + g)(x) = x² - 3x + 5
If there are ten black pens, eight blue pens, and twenty pens in total, then there are 2 red pens. This means that the ratio of red to black is 2:10=1:5. Hope this helps!
Answer:
it goes up to thirty
it has millimeters displayed in between
