Answer:
Excluded Value : 3 and -5
Step-by-step explanation:
hello :
Excluded Value : and
the excluded value when : x²+2x-15=0
(
x²+2x+1)-1-15=0
means : (x+1)²-16=0 (x+1)²-4² = 0
by identity : a²-b² =(a-b)(a+b)
(x+1-4)(x+1+4) =0 so : (x-3)(x+5) =0 means : x-3=0 or x+5=0
x=3 or x= -5
Excluded Value : 3 and -5
F(n)= x+3. This shows that each number in the sequence was a result of adding three to the previous number. So if you plug a number into the formula shown, you will get the following number.
Answer:
72
Step-by-step explanation:
360 ÷ 5, because all shapes angles add up to 360. and a polygon has 5 sides
Answer:
y=1
Step-by-step explanation:
The value of y where the function is undefined
Answer:
what is your age
Step-by-step explanation:
the problem is incomplete until you pit your age
