PASS: Math.acosh(1) === 0<br>PASS: Math.sign(-5) === -1<br>PASS: Math.trunc(4.9) === 4<br>PASS: Array.prototype.fill<br>PASS: Array.prototype.copyWithin<br>PASS: Object.getOwnPropertySymbols length<br>PASS: Retrieve via getOwnPropertySymbols<br>Phase 2 Tests Completed.