Didn't know if this was a question but if yes it is
The standard deviation is 1, I believe...
They are not equivalent expression because 3^2 is 9 since 3*3 is 9 but 3*2 is 6, so the expressions are not equivalent. <span />
Answer:
B. 5(7 + 65 - 9t)
And
C. ) （-35-30s+45t)× (-1)
Step-by-step explanation:
Answer:
Quadratic
Step-by-step explanation:
This is because quadratic equations require a variable squared. Most numbers have two square roots, a positive and a negative. So, the implementation of (variable)² in an equation will most likely have x ± (variable) as an answer.
