Question

Describe with reasons which of the -
following are quadratic equations.
a2 - 4m2 - 6 = 3a2
(a+3) (a-3) = 0
p+1/p = 6​

Answer 1

Step-by-step explanation: a [a-3]  3[a-3]

a² - 3a + 3a - 9

a² +a -9

higest degree is 2 so it is a quadratic equation