# A 1 then b a s i 4 0 i false d product of a positive

• 14

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,a=1,thenb-a=-s-I=-4¥0i.False.D.).i.FalseProductofapositivenumberandanegativenumbermustbenegative.
End of Section APageof39
Section B: Answer-Only Questions (2 marks each, 10 marks total)1.Use an algebraic expression to represent“ Multiply the sum ofand 5 to the quotient ofby , then subtract theproduct from .”2.It is given that. If,and, find .3.Simplify4.The general term of a sequence is. Find..5.Six bells are set to ring at intervals of 2, 4, 6, 8, 10 and 12 secondsrespectively. The six bells all start to ring at 12:00 pm. How many times willthese six bells have rung simultaneously by 12:30pm?End of Section Bcacaa2=bxc2a= 3b= 10c= 5xPageof49aa(c+ 5)cx= 2.70__qa-a-a-¥7(cts)%
--3.).15¥5-I:÷÷÷=30T-1512¥=is=3(lot-zt)=24T¢=3(ft)=24T¢4.).Aa=4+34+35=4+3175=Az=4+312-+35=4+3155=DAa-Az=72.x
-57.{&"Lay=2'5×3=12015)=2(min).No.oftimes=30÷2+1=15-11=16
Section B: Answer-Only Questions (2 marks each, 10 marks total)1.Use an algebraic expression to represent“ Multiply the sum ofand 5 to the quotient ofby , then subtract theproduct from .”2.It is given that. If,and, find .3.Simplify4.The general term of a sequence is. Find..

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Term
Fall
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Tags
Following, Natural number, Elementary number theory, Evenness of zero, Singly and doubly even