exam Maths Puzzle Numerical Ability

can someone please help me graph the compound inequality:

x>=0
y>=0
x=y<=7
x<=3

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exam Other Question

Write the equation listed below in quadratic form and then solve it by factoring

9x(x-19)= -810 Logarithms:
a) Using a calculator, find log 1000 where log means log to the base of 10.

b) Most calculators have 2 different logs on them: log, which is base 10, and ln, which