Is this a function?

A) Yes

B) No

The input to the function is x and the output is y. write the function such that x can be a vector (use element-by-element operations). a) use the function to calculate y(-1.5) and y(5). b) use the function to make a plot of the function y(x) for -2 ≤ x ≤ 6.

Which equation represents h for right triangle abc

Identify the number as a regional or irrational.explain. 291.87