Changing the x from positive to negative, reflects the graph over the Y-Axis.
Adding 7 to X shifts the graph horizontally 7 units to the right.
Answer:
a. area=452.16 sq m
circumference=75.16m
b. area
c. circumference
Step-by-step explanation:
The square root -38 is sqrt(38)i, or approximately 6.2i.
Answer:
Step-by-step explanation: miane
Sumida
Hello :
the consecutive room numbers are : n , n+1
n(n+1) =420
n²+n -420 = 0
the discriminant delta = b² - 4ac ( a = 1 and b = 1 and c = - 420
delta = (1)²-4(1)(-420) =1681= 41²
n = (-1 -41)/2 ( refused negatif number)
or
n = (-1+41)/2 =20
<span> the room numbers.are : 20 , 21</span>
