exam Maths Puzzle Numerical Ability

hi,
i need some help on this please. use synthetic division to find the remainder when x^2-5x-2 is divided by x+3. thank you!!

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exam Other Question

Two golf balls are hit and their paths are described by these equations:
Golf Ball#1: h(t)=-1/5(t-3)^2+15 ; Golf Ball #2: h(t)=-1/4(t-2.5)^2+12, where h is height in metres above what is the answer to 1/2(4x+6)<2x+1 graph on a number line. (< in my problem is greater than or equal to, unable to locate symbol on keyboard)

Here is what I have so far? Am I on the right track..

2x+3<2x+1
0<4