Differentiate sin(2x)
2cos(2x)
MH
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All answers ▸Solve the simultaneous equations below: 6x + 12y = 60, x + 6y = 20
4(3x-7) = 8
You have 2 fair dice with 6 sides and you roll them both, what's the probability that the sum of rolled numbers will be 11?
I'm really bad at non-calculator questions - how can I get better at calculations?