Find the unique four-digit integer n with these properties:

The last digit (the units digit) of n is 9.

The digits of n add up to 27.

Two digits of n are the same.

n is a perfect square

Which of the following integrals correctly computes the volume formed when the region is bounded by the curves x^2+y^2=25 x=3 and y=0

Values of n in the quadratic equation 2n^2-7n+6=0

What is the surface area of a cube that has an edge that measures 4 inches in length?

10. Evaluate the expression below for x 15. 5 (X+7)

Is there. 15 cm in 15 meters

Which of the binomials below is a factor of this trinomial x^2+4x+4

A fence is 692 m long. It is cut into three parts. Two parts are the same length, and the third part is 26 m longer than either of the other two. Find the length of each part.

Grace and Max worked together on a math problem. they had a rectangle piece of paper that 14 inches long and 11 inches wide they where asked to cut this piece of paper into 1/8 inches wide strips using the length of paper how many 1/8 inches wide

If s (x) = 2 - x2 and t (x) = 3x, which value is equivalent to (s. t) (-7)

Kevin and his sister, katy, are trying to solve the system of equations. Keven thinks the new equation should be 3 (6x-1) + 2y=43, while katy thinks it should be 3x+2 (6x-1) = 43. Who is correct and why