Write each expression using exponents. 3 3 • 3 • 3 •3 Write each expression using exponents. 7•7•7•4•4 75 73 •42 72 • 43 73 + 42 Write each expression using exponents. 3•4•y•4•4•y•y•3•y 32 • 43 • y4 9 • 64 • y4 34 • 43 • y4 9 + 64 + 4y h•h•(-4)•(-4)•h•d•h•d Write each expression using exponents. - 42 • d2 • h4 16 + 4h + 2d - 16 + 4h + 2d (- 4)2 • h4 • d2 x•x•y•y•z•z•2•2•2 Write each expression using exponents. x2 •y2•z2• 8 6•x2 •y2•z2 8 •xyz2 23•x2•y2•z2 Evaluate each expression. 3 + 23 = Evaluate each expression. (-3)2 = Evaluate each expression. -32 = Evaluate each expression. If x = 2 and y = 4 3xy2 = Evaluate each expression. If x = 2 and y = 4 2x3y = |