Answer:
Exact Form:
3√10
Decimal Form:
9.48683298
Step-by-step explanation:
Basically, what you need to do is subtract 275 from 425. When you do that, you get 150, so that was the change in her score. I hope this helps! :)
Answer:
we note that there 52 ways to choose the first card, 51 ways to choose the second card, and 50 ways to choose the third card, for a total of 52x51x50=132,600 ways.
Step-by-step explanation:
Answer:
I'm gonna go with D
Step-by-step explanation:
If it's wrong meh bad
Answer:
(x + 3)²
Step-by-step explanation:
Given
x² + 6x + 9
This is a perfect square of the form
(x + a)² = x² + 2ax + a²
Compare like terms
a² = 9 ⇒ a = 3 and 2a = 2 × 3 = 6, thus
x² + 6x + 9 = (x + 3)² → D