Which criterion can be used to prove abc and adc are congruent?

Find the quotient. 50a2 – 98b2 -5a +7b

Write each fraction as an equivalent fraction with a denominator of 120then write the original fractions in order from samllest to largest

Given a normal distribution with µ =50 and σ =4, what is the probability that 5% of the values are less than what x values? between what two x values (symmetrically distributed around the mean) are 95 % of the values? instructions: show all your work as to how you have reached your answer. don’t simply state the results. show graphs where necessary.