Variables x and y are related so that, when y 2 is plotted on the vertical axis

Question:

Variables x and y are related so that, when y2 is plotted on the vertical axis and 2x is plotted on the horizontal axis, a straight-line graph which passes through the point (8, 49) with gradient 3 is obtained.

a. Express y2 in terms of 2x.

b. Find the value of x when y = 11.

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Question Posted: