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### Grade 6 - Mathematics12.59 Multiplication of a Monomial and a Binomial - III

 Example: Find the product 5x3(9x+7y). Solution: 5x3(9x+7y) = 5x3.9x + 5x3.7y = (5.9).(x3.x) + (5.7).(x3.y) = 45(x3+1) + 35x3y = 45x4+35x3y Directions: Solve the following multiplication problems. Also write at least 10 examples of your own.
 Q 1: 6x3(15x+7y) = _____ ?90x2+42x3y90x3+42x4y90x4+42x3y Q 2: 6x3(7x+8y) = _____ ?42x2+48x3y42x4+48x3y42x3+48x4y Q 3: 2x3(x+7y) = _____ ?2x3+14x4y2x4+14x3y2x2+14x3y Q 4: 5x3(15x+9y) = _____ ?75x4+45x3y75x2+45x3y75x3+45x4y Q 5: 3x3(7x+6y) = _____ ?21x3+18x4y21x4+18x3y21x2+18x3y Q 6: 7x3(9x+7y) = _____ ?63x3+49x4y63x2+49x3y63x4+49x3y Q 7: 15x3(7x+15y) = _____ ?105x2+225x3y105x3+225x4y105x4+225x3y Q 8: 15x3(3x+5y) = _____ ?45x3+75x4y45x4+75x3y45x2+75x3y Question 9: This question is available to subscribers only! Question 10: This question is available to subscribers only!