What is the coefficient of the x^2 term of the algebraic expression 2x^4+x^2-x+7?

What is the volume of a rectangular prism if the length is 10.4 mm the width is 5 mm in the height is 8 mm

Pick the expression that matches this description: a polynomial of the 5th degree with a leading coefficient of 7 and a constant term of 6 (choice a) 7x^5+2x^2+6 (choice b) 7x^6−6x^4+5 (choice c) 6x^7−x^5+5 (choice d) 6x^5+x^4+7

John has 1/2 pound of oranges to share with julie. if they share the oranges equally, how much will each of them have?