What is the product of 2.5 x 10-15 and 3.9 x 1026

Consider the function y = f(x)=3^x the values of f(1/2) and f(1/4). rounded to the nearest hundredth, are__and__ respectively

Sandy is ordering bread rolls for her party, she wants 3/5 of the rolls to be whole wheat. what other factions can represent part of the rolls that will be whole wheat? shade the models to show your work.

Simplify 15(x - 4)(x -1)-3(x + 4)(x - 1) with steps