Answer:
7.5
Step-by-step explanation:
= 0.5477225575
Multiply it by 5
= 2.738612788
Square it
7.5 
Hope this helped. :)
<span>f x=0 ==>x^4+400=0+400=400</span>
Answer:
If is positive, then the parabola opens upward, so the function decreases on and increases on . But if is negative, then just the reverse
Answer:
315 people bought tickets.
Step-by-step explanation:
270 divided by 6 = 45
45 x 7 = 315
Step-by-step explanation:
slope another name for gradient