Question

find the value of K if, x-2is factor of 4x^3+3x^2-4x+k​

Answer 1

Answer:

x-2 = 0

x = 2

P (x)=4(2)^3+3 (2)^2 - 4(2)+k=0

4 (8)+3 (4)-4 (2)+k=0

32+12 -8+k =0

k = -32 -12 +8

k = -44+8

k=-36

Answer 2

Answer:

4(2)^3+3(2)^2-4(2)+k=0

4×8+3×4+k=4×2

32+12+k=8

44+k=8

k=8-44

k=-36