Answer:B
Step-by-step explanation:
Looked it up
Step 1. 16x^2 + 20x - 12x -15
step 2. 4x(4x + 5) - 3 (4x + 5)
step 3. (4x + 5)(4x - 3)
Answer: (4x + 5)(4x - 3)
hope i helped^-^
A chemical a element js a specific kind of atom
Answer:i think its if the dots are open they arent closed but if they are filled in its closed same with () and [] if its (x,y) then its not able to be used but if its [x,y] then it is able to be used
Step-by-step explanation:
Answer:
Variance = 25
Step-by-step explanation:
<em>Standard deviation is the under root of variance.</em>
<em>Variance is the square of standard deviation.</em>
<u>Data:</u>
Mean = 70
Variance = ?
Standard deviation = √variance = 5
Variance = 5²
Variance = 25.
Therefore, the variance is 25.
