Answer:
Domain All real x.
Range f(x) >= 1.
Step-by-step explanation:
The domain is all real numbers.
|x| is always positive.
At x = 0:
f(x) = |0| + cos 0
= 1 which is the minimum value.
Answer:
= 4.32 × 10^4
Step-by-step explanation:
= 4.32 × 10^4
(scientific notation)
= 4.32e4
(scientific e notation)
= 43.2 × 10^3
(engineering notation)
(thousand; prefix kilo- (k))
In scientific notation, a large number is converted to an equivalent decimal number between 1 and 10, multiplied by 10 raised to some power. Very small numbers are converted to an equivalent decimal number between 1 and 10, multiplied by 10 raised to some negative power.
How many numbers do u need