Answer:
x=sqrt(y+2), -sqrt(y+2)
Step-by-step explanation:
y=x^2-2
x^2=y+2
x=sqrt(y+2), -sqrt(y+2)
(a) * (a+1) = 420
a^2 + a = 420
a^2 + a - 420 = 0
(a+21)(a-20) = 0
a = -21 OR 20
The two integers can be -21 and -20, OR 20 and 21.
Answer:
Simplified
Step-by-step explanation:
Examples can be hydrogen, oxygen, gold
Answer:
27
Step-by-step explanation:
20=v-7
v=20+7
v=27
Hence, v equals to 27
Answer:
{- 5, - 4, 2 }
Step-by-step explanation:
the range is the corresponding values of y ( output) from the given set in ascending order without repeats
