Multiple-Choice Test Measuring Errors .True error is defined as A) Present Approximation Previous Approximation (B)True Value Approximate Value c abs (True Value Approximate Value) (D) abs (Present Approximation-Previous Approximation) 2. The expression for true error in calculating the derivative ofsi tx/4 by using the approximate expression (x)-f(r + h)-f(x) 1S h-coslzh)-1 1-coseh sin2h ative approximate error at the end of an iteratio find the root of an equation is 0.004%. The least number of significant digits we can trust in the solution is 3. The rel n to (A) 2 (H) 3 (0) 4 4. The number 001850x10 has significant digits (K) 4 (L) 5 (M) 6 1.02.1