Question

Q10. Factorise: x3 - 13x - 12
Q11. In the adjoining figure, AB||CD and MN is transversal Find the magnitude of a, b and
reflex ZPOQ
M
68
A
50°
40°
b
D
C с
N
Q12. a) Check whether (x + 2) is a factor of the polynomial x + x2 - 2x - 3
b) Expand: 3m +1 -
[3m + n-p]
2​

Answer 1

Answer:

q10

Step-by-step explanation:

y=(x-4)(x-3)(x-1)

y=x^2-x-12

factors are( x-4),(x+3),(x-1)