4. Clare drew this diagram to match the equation 2x + 16 = 50, but she got the wrong solution as a result of using this diagram. a. What value for can be found using the diagram?

b. Show how to fix Clare’s diagram to correctly match the equation.

c. Use the new diagram to find a correct value for .

d. Explain the mistake Clare made when she drew her diagram.

Which math sentence can be used to determine if the triangle is a right triangle?

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

List x1, x2, x3, x4 where xi is the left endpoint of the four equal intervals used to estimate the area under the curve of f(x) between x = 4 and x = 6. a 4, 4.5, 5, 5.5 b 4.5, 5, 5.5, 6 c 4.25, 4.75, 5.25, 5.75 d 4, 4.2, 5.4, 6