Expand (x+3)(x+6)
Step 1 Using the crab methodLooking at the first bracket:Multiply x by x to give x2Then multiply x by 6 to give 6xThen move onto 3 Multiply 3 by x to give 3xThen multiply 3 by 6 to give 18 Add all these together x2 +6x+3x+18= x2+9x+18
AB
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expand and simplify (x+3)(x-7)
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