If its even the f(x) = f(-x)
f(-x) = -x ((-x)^3 + x) = x^4 - x^2
f(x) = x^4 - x^2
So the function is even
Answer:
It's $420
Step-by-step explanation:
3500 × 0.12 = 420
Answer:
B) 55°
Step-by-step explanation:
55+70=125
180-125=55
or
Isosceles means 2 angles are the same, so it's 55°.
Answer:
or

Step-by-step explanation:
we know that
One astronomical unit is about 93,000,000 miles
so
using proportion
Find out how many astronomical unit represent 20,000 miles
Let
x ----> the number of astronomical unit

simplify
or
