Answer: third one
Step-by-step explanation:
Answer:
6y
Step-by-step explanation:
The two figure are squares with the same area
side = √area = √y^2 = y (with y>0 because a length can‘t be negative)
perimeter = side * 6 = y * 6 = 6y
Answer:it is
Step-by-step explanation:
Answer:
Step-by-step explanation:
Differentiate:
Substitute into :
Therefore, 68 is the gradient of the tangent line at x=7:
when ,