Answer:
The missing coefficient of the x-term of the product (-x-5)2 is 10.
Step-by-step explanation:
Solution:
Through whole square formula.(-x-5)2 = (-x)^2 -2(-x)(5)+(5)^2=x^2+10x+25
Therefore, the missing coefficient of the x-term of the product is 10
Step-by-step explanation: