exam Maths Puzzle Numerical Ability

one more question!!


find h when v = 141.3 and r = 3 use pi = 3.14

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exam Other Question

how do I identify the axis of symmetry, create a suitable
table of values, and sketch the graph?
y=x^2-5x+3
help!

a hot air balloon decends at a rate of 18ft/min. how far will the balloon decend in 10.6min.