Answer:
second equation :
( 20x² — 2xy — 42y² )
Step-by-step explanation:
expand the two brackets.
Answer:
Step-by-step explanation:
a² + b² = (a + b)² - 2ab
Answer:
See explanation
Step-by-step explanation:
Consider the sequence 
Rewrite it as

The points on the coordinate plane are
(see attached graph).
Since
given sequence is geometric.
Answer:
To convert pounds to ounces, multiply the amount of pounds by 16.
is there anything else u need help with :)
Step-by-step explanation:
sooo 3x16=48 and then u would divide 48 by 2 and u would get =24 so he can fill 24 cracks
Answer:
F, K & G
Step-by-step explanation:
Points are colinear if they lie on the same straight line.
only K , F & G line on a straight line.