you can use a calculator if you want. No links please help this is very important i will give you brain thing if its correct

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.

Need me know if option a,b,c are wrong so ik its d

When a number is decreased by 7%,the result is 74. what is the original number to the nearest tenth