A researcher for the U. S. Department of the Treasury wishes to estimate the percentage of Americans who support abolishing the penny. What size sample is necessary to estimate the proportion with 95% confidence of being within 3% of the true proportion.

Farnesene is a sesquiterpene. how many different isomers arising from double-bond isomerizations are possible? g

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.

Ametal rod needs to be 9 feet and 5.5 inches in length. the sections of the poles being used are each 1 foot and 10.5 inches long. how many 1ft 10.5in sections would be needed to complete the 9ft 5.5in metal rod? and how many inches of material will be left?