Evaluate each exponential expression

Evaluate each exponential expression. (a) 52 (b) - 52 (c) (-5)2 (d) - (-5)2 (a) Evaluate 52 52 = (Type a whole number.) (b) Evaluate - 52 52 = (Type a whole number.) (c) Evaluate ( -5)2 (-5)2 = (Type a whole number.) (d) Evaluate - (-5)2 -(-5)2 = (Type a whole number.)