Answer:
16
Step-by-step explanation:
10 · 4 = 40
640/40= 16
<span>The correct option is "20" because
f(n)=<span>n2</span>−n
(−4)=(−4<span>)2</span>−(−4)
=16+4
=20</span>
Answer: can't add an answer, but for the first all 3 angles add up to 180 in a triangle for the second, plug 5 in and also check if all three add up to 180
Step-by-step explanation:
Answer:
-1
Explanation:
X - 9 = -10
+9 +9
——————
X = -1
Answer:
Step-by-step explanation:
400/8=50