Question

answer for the ticked questions...​

Answer 1

Answer:

(D) (3 , -2)

solution:

a + 2 = 5

a = 5 - 2

a = 3

2a + b = 4

2(3) + b = 4

6 + b = 4

b = 4 - 6

b = -2

(a,b) = ( 3 , -2)

Answer 2

Answer:

14 (d)

Step-by-step explanation:

real and equal roots