Please help it is time :(

To prove p is equal to q using an indirect proof what would your starting assumption be?

What is the effect on the graph of the parent function f(x) = x when f(x) is replaced with 3f(x)? a) shifts the line 3 units up b) shifts the line 3 units down c) increases the slope of the line by a factor of 3 d) decreases the slope of the line by a factor of 3

Which expression is equivalent to 2x^2+7x+4?