Find the point of intersection between y=5x-6 and y=6x+5

Identify a1 and r for the geometric sequence an= -256(-1/4) n-1

Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables

Divide. –4.2 ÷ 6 = a –0.7 b 0.7 c –7 d 7 me