Answer:
Hello!!
For question twelve,
is an identity.
For question thirteen,
has no solution.
Hope this helps!!
Short answer: - 1
The first thing you should do is draw this or get a program to do it. I use desmos. It is included. The graph shows one complete cycle every 2*pi intervals (or 360 degrees.)
You will find no lower value that y = - 1 (nor any value greater than y = 1)
If he does three hours, its 9 strips, for four, its 12, six is 18, seven is 21, and nine is 27
Answer:
Triangle & semicircle
Step-by-step explanation:
Answer:
by multiplying all numbers seperatly by each other and adding those
Step-by-step explanation: