Aruby throated hummingbird beats its wings about 53 times each second. about how many times does a ruby throated hummingbird beat its wings in 5 seconds?

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?

Sh what is the value of x? ox= 2.25 x = 11.25 ox= x = 22 1 (2x + 10) seo - (6x + 1) -- nie

Find the perimeter of the triangle with vertices  d(3, 4),  e(8, 7), and  f(5, 9). do not round before calculating the perimeter. after calculating the perimeter, round your answer to the nearest tenth.