0 votes 0 votes Determine the truth value of each of these statements if the domain consists of all real numbers. a) ∃x(x3 = −1) b) ∃x(x4 < x2) c) ∀x((−x)2 = x2) d) ∀x(2x > x) Mathematical Logic propositional-logic discrete-mathematics mathematical-logic first-order-logic engineering-mathematics + – Vicky rix asked Mar 6, 2017 Vicky rix 1.1k views answer comment Share Follow See all 0 reply Please log in or register to add a comment.
0 votes 0 votes A) TRUE when x = -1 B) TRUE when x = 0.5 C) TRUE D) FALSE when x = 0 Vicky rix answered Mar 6, 2017 Vicky rix comment Share Follow See all 0 reply Please log in or register to add a comment.