Question

9. Find the value of the polynomial 2y - 3y - 4 at (i) y = 5 (ii) y = -2.​

Answer 1

Answer:

(i)-9

(ii)-2

Step-by-step explanation:

(i) 2y-3y-4

subsituting y=5

= 2(5)-3(5)-4

= 10-15-4

=-5-4

=-9

(ii) subsituting y=-2

= 2(-2)-3(-2)-4

=-4+6-4

= 2-4

= -2

plz mark me as brainliest