1. (3x2)(−2x4) = 3(−2)x2∙4 = 6x8 2. 4a2∙3a5= (4 + 3)a2+5 = 7a7
3. x6∙x∙x3= x6+3 = x
4. 34∙23= 64+3

A25- foot ladder leans against a building and reaches a point of 23.5 feet above the ground .find the angle that the ladder makes with the building