Which equatiob shows the value of -2/3 - (-9/15)?

What is the value of the expression 9+n/3-6 when n = 12? 1. 5. 7. 12.

The fraction of defective integrated circuits produced in a photolithography process is being studied. a random sample of 300 circuits is tested, revealing 17 defectives. (a) calculate a 95% two-sided confidence interval on the fraction of defective circuits produced by this particular tool. round the answers to 4 decimal places. less-than-or-equal-to p less-than-or-equal-to (b) calculate a 95% upper confidence bound on the fraction of defective circuits. round the answer to 4 decimal places. p less-than-or-equal-to

Which of the following describes the symmetry of the graph of y = x3?