Which is equivalent to (4 x y minus 3 z) squared, and what type of special product is itIn which step did Fiona make an error? ?

The measurement of one angle of a right triangle is 42° what is the measurement of the third angle? (there is no picture)

Find all the angles that satisfy the equation cos(θ)=32

Identify all the cases where non-probability sampling is used when attempting to study the characteristics of a large city. studies on every subject in the population divide a population in groups and obtain a sample studies with a limited amount of time demonstrate existing traits in a population studies with the nth person selected