Question

within 15 days?
16. 2 men or 4 women can finish a work in 10 days​

Answer 1

Step-by-step explanation:

(x+3)2

=(x+3)(x+3)

=(x)(x)+(x)(3)+(3)(x)+(3)(3)

=x2+3x+3x+9

=x2+6x+9