If f(x) = x²+3x+1, what is f(x+2)?
a. x² + 3x +3
b. (x+2)²+3(x+2)+1
c. (x+2)(x²+3x+1)
d. x²+3x+9

Common binomial factor of 6x(3x+7)+5(3x+7)

One of the complementary angles is 4 degrees mor than the other. find the angles (recall that complementary angles are angles whose sum is 90 degrees.) which of the following can not be used to solve the problem if x represents one of the angles? a. 2x-4=90 b. 2x+4=90 c. x+4=90

Ahmed plans to add a rectangular sunroom to his house. the sunroom will have a length of 14 feet and a width of 10 feet, and the construction will cost $40 per square foot. how much more would the sunroom cost if it’s width were increased to 12 feet?