-9.5 because 1/2 simplifies to .5 and 9 is the whole number
She will pay $1.50 for the hairbrush and her mum paid $1.50 as well
4(5x+1)(5x-1) = 0
1. Take out the GCF (in this case, 4)
4(25x^2-1) = 0
2. This can be further factored. Factor the values within the parenthesis
4(5x + 1)(5x -1) = 0
Answer:
Hello,
Step-by-step explanation:
We divide the interval [a b] in n equal parts.