Answer: 10
Step-by-step explanation: Remember that squaring a number is multiplying a number by itself. 100 = 10² because 10 x 10 = 100.
Answer:

Step-by-step explanation:

Hope this helps!
Firstly, for it to be a trinomial the expression would have to be x^2+5x+6 to factor this we would simply have to find 2 numbers that add up to 5 and multiply to 6. 3+2=5 and 3•2=6 so (x+3)(x+2) would be the answer
21-3= 18 and 18 divided by 6 equals 3 so v=3
Answer:
-75
Step-by-step explanation:
I just checked on a calculator