Answer:
-9
Step-by-step explanation:
an integer is a whole number!
F(-4x)=4x+4x
set up the composite function and simplify!
Answer:
12a + 18 = 12a + 18
Step-by-step explanation:
times what's in the brackets by what's to the left of the brackets
Answer:
5
Step-by-step explanation:
This is a special right triangle: 5, 12, 13
Or you can solve using the Pythagorean Theorem (a^2+b^2=c^)
--> 13^2-12^2=b^2
-->169-144=b^2
-->25=b^2
b=5