Find the area under the standard normal curve to the left of z = 2.1. Round your answer to four decimal places, if necessary.

Taking algebra two apex courses and need with these questions

When y’all answer can y’all explain too !

What is the missing statement in step 4? ? rts ? ? vtu and ? rtu ? ? vts ? rts ? ? rvs and ? rtu ? ? stv ? vrs ? ? vru and ? usr ? ? usv ? vur ? ? vus and ? uvs ? ? sru