Question

I'm having problem with this 2 questions please tell the correct answer​ please don't spam

Answer 1

Answer:

a= 1/2 and c=5

Step-by-step explanation:

Eqn: ax^2-5x+c

Sum of roots,

alpha+beta= 5/a=10 (given)

=>a=1/2

Also,

=>c/a=10

=>c/1/2=10

=>c=5

I am not sure of Q39 sorry