-30/49 would be my answer to this. hope this helps!
A quadratic graph. It makes an upside down U shape
Answer:

Step-by-step explanation:
We'll write the polynomial using only the roots required to simplify calculations. However, it states the final answer should not have a radical or complex number in. Therefore, we need to rid them:

Expanding this, we get:
.
Answer:
3667 times
Step-by-step explanation:
Answer:
A) .05
B) 3.20
Step-by-step explanation:
1.45-1.40 = .05
13.25-10.05 = 3.20