Answer:
a theory of matter and energy based on the concept of quanta, especially quantum mechanics.
Step-by-step explanation:
there really is no step by step explanation :)
Answer:
n = 7
n = -3
Step-by-step explanation:
4n+6 = n²-15
4n = n² - 21
n² - 4n - 21 = 0
(n-7)(n+3) = 0
n = 7
n = -3
Answer:
sss
Step-by-step explanation:
There are some area calculators on google if you need but I will try work it out..... if I don’t know I won’t send another answer
