Three ounces of cinnamon cost $2.40. if there are 16 ounces in 1 pound, how much does cinnamon cost per pound? $12.80 $31.20 $38.40 $115.20

Which conjunction is disjunction is equivalent to the given absolute value inequality? |x+2|< 18

Ageologist had two rocks on a scale that weighed 4.6 kilograms together. rock a was 0.5 of the total weight. how much did rock a weigh?

Select the correct answer from each drop-down menu. consider the following polynomials equations. 3x^2(x-1) and -3x^3+ 4x^2-2x+1 perform each operation and determine if the result is a polynomial. is the result of a + b a polynomial? yes or no is the result of a - b a polynomial? yes or no is the result of a · b a polynomial? yes or no