Bertha can mow her family’s lawn in 4 hours. her brother colin can mow the lawn in 3 hours . which equation can be used to find x, the amount of time it would take for bethany and colin to mow the lawn together ?

Given f(t) = 282 - 53 +1, determine the function value f(2). do not include f(z) = in your answer

Marya wants to factor the polynomial 36x^3 -22x^2 - 144x.which term can she add to the polynomial that would not change its grestest common factor? check all that apply

Assume that 1400 births are randomly selected and 1378 of the births are girls. use subjective judgment to describe the number of girls as significantly high, significantly low, or neither significantly low nor significantly high. choose the correct answer below. a. the number of girls is neither significantly low nor significantly high. b. the number of girls is significantly high. c. the number of girls is significantly low. d. it is impossible to make a judgment with the given information.