Which of the interpretation for given expression is correct? 5(3x - 4)2 (the 2 is a exponent) a. the product of 5 and the square of 3x - 4 b. the product of 5 and the difference of 3x and 4 squared c. the difference of 5, 3x, and 4 squared d. the quotient of 5 and the square of 3x - 4

Find all the values of x that make 0.1x + 0.25(102 - x) < 17.10 true.

Find an bif a = {3, 6, 9, 12) and b = {2, 4, 6, 8, 10).

The pyraminx is a rubik's cube-type toy in the shape of a tetrahedron. the pyraminx shown below has edges 15\,\text{cm}15cm long and vertical height h=12.2\,\text{cm}h=12.2cm. the triangle drawn with dashed lines is a right triangle. what is the distance rr? round your answer to the nearest tenth.