The question is a little blurry. I can't read it.
Answer:
hydrogen ion increases
Step-by-step explanation:
as the pH value decreases, the molecule becomes more acidic in nature. and a solution can be termed base when it contains OH-, and an acid when it contains a H+ ion.
the now formed solution will have attained 9 more H+ ions
Answer:
164 is not a perfect square
Step-by-step explanation:
Because if you calculate its square root, 164 doesn't have a whole number as its square root and a perfect square needs the square root to be a whole number.
If you want to do it the easier way then multiply your 8 to get 56. You multiply it by 7, so do the same with the 5. Which means you get 35\56. So Darlene read 35 pages.
Answer:
- 24x + 9
Step-by-step explanation:
Differentiate each term using the power rule
( a ) = na
Given
f(x) = - 12x² + 9x, then
f'(x) = (2 × - 12)x + (9 × 1) = - 24x + 9