Which expression does NOT equal 10/12? 1. 5/12 + 5/12

2. 3/12 + 2/12 +2/12 + 2/12 + 1/12

3. 4/12 + 3/12 + 2/12 + 1/12

4. 5/12 + 4/12 + 3/12 + 2/12 + 1/2

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.

Iknow the square root of 2 is irrational

Situation: find the age of the skull to the nearest year, enter the correct answer. a hiker in africa discovers a skull that contains 32% of its original amount of c- 14. done n = noekt 00000 no = inital amount of c-14 (at time t = 0) n = amount of c-14 at time t k = 0.0001 t = time, in years