Prove that for any natural value of n the value of the expression:
(5n+1)^2 – (2n–1)^2 is divisible by 7

Scale factor of 2 is used to enlarge a figure as shown below the area of is 18 in.²

Which of the following describes the graph of y--4x-36 compared to the parent square root function? stretched by a factor of 2, reflected over the x-axis, and translated 9 units right stretched by a factor of 2, reflected over the x-axis, and translated 9 units left stretched by a factor of 2, reflected over the y-axis, and translated 9 units right stretched by a factor of 2, reflected over the y-axis, and translated 9 units left save and exit next submit

If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.