The two fastest time in the past 20 years for the girls 200 m run at Clarabel elementary school are 27.9 seven seconds and 27.9 three seconds Yesterdays track meet Clarin 27.9 nine seconds what was the fastest time time than

d. 8

step-by-step explanation:

the given radical expression is:

we can rewrite this as:

we express as square numbers to get;

the exponents will now cancel out to give.

the correct answer is d

c

step-by-step explanation:

i think because what else can be a sample of every member

y=x+9

?

step-by-step explanation:

the height of the surface increases from the center out to the sides of the road.

step-by-step explanation:

as we move out we move away from the x-axis.

and as mentioned in the problem statement that height of a road increases when we move away from the center x.

hence proved that 3rd option

the height of the surface increases from the center out to the sides of the road.

is the correct option.