One solution of d^4 - 6d^2 = 27 is d = 3. What does this mean about the graph of the polynomial?

i did it myself and i got 4.2 (b) hope its right

step-by-step explanation:

13cm

step-by-step explanation:

(apex)

the circumference of a circle is, 10.676 cm.

step-by-step explanation:

the formula for circumference of a circle is given by:

where

c is the circumference of a circle and

d is the diameter of a circle.

given: diameter(d) = 3.4 cm and use

substitute these values in [1] we get;

cm

therefore, the circumference of a circle is, 10.676 cm