Question

Which of the following has a graph that is a straight line?

Equation 1: y = 2x + 7
Equation 2: y2 = x − 1
Equation 3: y = 2x2 + 4
Equation 4: y = 3x3

Answer 1

Any of these problems to a degree other than 1 will not have a straight line

Answer 2

oh okay

Answer 3

so the answer would be b

Answer 4

Which of these options has \[x^n\] Where n=1?

Answer 5

Not quite option two is actually x^(1/2), because of the y^2

Answer 6

oh okay well i literally dont know that much about functions

Answer 7

Its alright. Look at 2x+7, what is the power on the x?

Answer 8

i dont know...