50 points Someone please tell me what is x wrong answers get reported

Write the expression 7x^3-28xy^2 as the product of 3 factors

Which exponential function has an initial value of 2? f(x) = 2(3x) f(x) = 3(2x)

Mr. vector door is buying two new cowboy hats all together the hats cost $75.12 the second heart cost twice as much as the first hat what is the price of the more expensive at round to the nearest hundredth