Question

.
5. If one root of the equation 2y2
-ay +64 = 0 is twice the other then find the values
of a.​

Answer 1

• 2y²-ay +64. A=2A. A*2A=64/2. A=4. A+2A= - b/a. 3A =a/2. 12 =a/2. a =24