3 x is greater than 3 but lower than 6

Use mathematical induction to prove the statement is true for all positive integers n, or show why it is false. 1^2 + 4^2 + 7^2 + + (3n - 2)^2 = [n(6n^2-3n-1)/2]

Sera sells t-shirts at the beach. she believes the price of a t-shirt and the number of t-shirts sold are related. she has been experimenting with different prices for the t-shirts. she has collected a data set with five pairs of data; each consists of the price of a t-shirt and the number of shirts sold. the independent variable, which will go on the x-axis, is . the dependent variable, which will go on the y-axis, is the

15 points only answer if 100% sure when graphed, the x-intercept of a linear function is (-4,0), and the y-intercept is (0,12). which of the following equations represents the function? a. y + 12 = 5(x − 4) b. y − 4 = 4(x + 2) c. y − 6 = 3(x + 2) d. y + 6 = 2(x + 7)