To three decimal places, find the value of the first positive x-intercept for the function f(x) = -2cos(x + 1). (6 points) 0.571

1.571

-1.081

-2.571

PLEASE HELP URGENT I AM TAKING IT NOW

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

The larger of two number is 4 less than twice the smaller number. the sum is 41. find the numbers

What is the range of the function? f(x)=-2|x+1|? a. all real numbers. b. all real numbers less than or equal to 0. c. all real numbers less than or equal to 1. d. all real numbers greater than or equal to 1