Answer:
Step-by-step explanation:
quadratic trinomial
: YES. Three terms, 2nd order polynomial.
cubic monomial: NO; this is neither a cubic nor a monomial (1 term).
not a polynomial
: NOT true; this is definitely a polynomial.
fourth-degree binomial: NO; it's a second-degree trinomial.
The last selection should be your answer
Answer: 30 - 4 = 26
Step-by-step explanation:
30 - 2x = 0
so after 2 days he will have done 4 hours so 30 - 4 = 26
Answer:
The dimensions of the box are 12 cm , 12 cm , 12 cm
Step-by-step explanation:
Let x , y and z be the dimensions of box
Volume of box =xyz=1728

Surface area of box = 
Let 
To get minimal surface area
and 


----1


Using 1

x=0 and 
Side can never be 0
So,
x=12

y=12

z=12
The dimensions of the box are 12 cm , 12 cm , 12 cm