The best research method to investigate cause and effect relationships between variables is .
a.
a. observation.
b.
b. correlation.
c.
c. an experiment.
d.
d. a case study

Find the equation of a line whose slope is 2/5 and y- intercept is 2.write your answer in the form 1) ax+by+c=02) x/a+y/b=1

Will give let f(x)=2x and g(x)=[tex]2^{x}[/tex] graph the functions on the same coordinate plane. what are the solutions to the equation f(x)=g(x) ? enter your answers in the boxes x=[? ] or x=[? ]

Indicate the formula for the following conditions: p^c(n,r)=