Tyler simplified the expression x^-3 y^-9. his procedure is show below. x^-3y^-9=1/x^3•1/y-9=1/x^3y^-9 what is tyler error? ! a. both powers should be in the numerator with positive exponent b. both powers should be in the dominator with positive exponent c. the power x^3 should be in the numerator and the power y^9 in the denominator d. the power y^9 should be in the numerator and the power x^3 in the denominator pls me! ❤️

Three friends went on a road trip from phoenix, az, to san diego, ca. mark drove 50 percent of the distance. jason drove 1/8 of the distance. andy drove the remainder of the distance. 1. andy thinks he drove 1/4 of the distance from phoenix, az, to san diego, ca. is andy correct? 2. the distance from phoenix, az, to san diego, ca, is 360 miles. how many miles did each person drive? 3. solve the problem. what is the answer in total?