For exponential functions of the form
f(x) = d', which of the following
expressions is equal to [f(1)]^2? ?

Prove that quadrilateral is a rhombus.

How can i differentiate this equation?

Acentral angle measuring 160 degrees intercepts an arc in a circle whose radius is 4. what is the length of the arc the circle formed by this central angle? round the length of the arc to the nearest hundredth of a unit. a) 4.19 units b) 6.28 units c) 12.57 units d) 12.57 square units