O need help with my quizz

Estimate each quotient. show the compatible numbers you use. 0.00438 ÷ 0.00072

Planning for the possibility that your home might get struck by lighting and catch on fire is part of a plan

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.