Email us to get an instant 20% discount on highly effective K-12 Math & English kwizNET Programs!

#### Online Quiz (WorksheetABCD)

Questions Per Quiz = 2 4 6 8 10

### Grade 6 - Mathematics12.67 Multiplication - II

 Directions: Using the definitions given below, solve the problems given in the questions. A = 3x+4y+7z B = 7x+7y+3z C = 2x+9y+z D = 3x+2y+7z
 Q 1: BC - BD = _____ ?7x2-35y2+18z2-21xy+45zx+27zy-9x2+49y2-18z2+42xy-45xz-21yz3x2-19y2-42z2-17xy+25xz-25yz Q 2: AD - AC = _____ ?3x2-19y2-42z2-17xy+25xz-25yz-9x2+49y2-18z2+42xy-45xz-21yz7x2-35y2+18z2-21xy+45zx+27zy Q 3: CD = _____ ?14x2+63y2+3z2+77xy+13zx+34zy6x2+18y2+7z2+31xy+17zx+65zy21x2+14y2+21z2+35xy+58zx+55zy Q 4: 2AB + 3CD = _____ ?7x2-35y2+18z2-21xy+45zx+27zy-9x2+49y2-18z2+42xy-45xz-21yz54x2+92y2+56z2+160xy+150xz+252yz Q 5: AB = _____ ?21x2+28y2+21z2+49xy+58zx+61yz9x2+8y2+49z2+18xy+42zx+42zy6x2+27y2+7z2+35xy+17zx+67zy Q 6: AB - BC = _____ ?7x2-35y2+18z2-21xy+45zx+27zy-9x2+49y2-18z2+42xy-45xz-21yz3x2-19y2-42z2-17xy+25xz-25yz Q 7: AD = _____ ?6x2+27y2+7z2+35xy+17zx+67zy21x2+28y2+21z2+49xy+58zx+61yz9x2+8y2+49z2+18xy+42zx+42zy Q 8: AC = _____ ?21x2+28y2+21z2+49xy+58zx+61yz9x2+8y2+49z2+18xy+42zx+42zy6x2+27y2+7z2+35xy+17zx+67zy Question 9: This question is available to subscribers only! Question 10: This question is available to subscribers only!