9000146204 Level: AExpand the following expression. (a2+4b3)2a24+4ab3+16b6a24+2ab3+16b6a24+4ab3+16b5a24+2ab3+16b5
9000146205 Level: AFactor the following expression. 9a6−4b2(3a3−2b)(3a3+2b)(3a3−2b)(3a3−2b)(3a3−2b)(3a2+2b)(3a3−2b)(3a2−2b)
9000146206 Level: AFactor the following expression. x2y10−81(xy5−9)(xy5+9)(xy5−9)(xy5−9)(xy5−9)(xy2+9)(xy5−9)(xy2−9)
9000146702 Level: AExpand the following expression. a−4(2−a)−a(5a+1)+2a(3−2a)−9a2+10a−8−9a2+12a−8−9a2+2a−8−9a2+4a−8
9000146703 Level: AExpand the following expression. (a−2)(5a+3)−(2a+1)(3−a)7a2−12a−93a2−12a−97a2−2a−93a2−2a−9
9000146704 Level: AExpand the following polynomial. (3−x)(x−2)−(x+1)(x−3)−2x2+7x−3−2x2+3x−9−2x2+3x−3−2x2+7x−9
9000146705 Level: AExpand the following expression. (3−2a)2−(3a−4)(3a+4)−5a2−12a+25−5a2−12a−7−5a2+25−5a2−7
1003032303 Level: BA car travels by 20km/h faster than a second car. The first car covers 260km in the same time the second car covers 195km. What is the average speed of each car?80km/h and 60km/h100km/h and 80km/h90km/h and 70km/h120km/h and 100km/h