0.5a-2.1b =
Lil help please

Thank you who ever responds!

Solve: 25 points find the fifth term of an increasing geometric progression if the first term is equal to 7−3 √5 and each term (starting with the second) is equal to the difference of the term following it and the term preceding it.

What is the value of the discrimination for the quadratic equation 0=×2+2+×2

35 ! insert < , > , or = to make the sentence true. 12 __ 25 > =