exam Maths Puzzle Numerical Ability

Please help me and could you please show the graphs THANKS a million

1) Solve the following equations.
a) sqrd x - 1 = 3
Answer:

Show work in this space.




b)s

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exam Other Question
In 1992, a software company had a profit of $30,000,000.In 1998, the company had a profit of 210,000,000. Find the average rate of change of the company's profit in dollars per yea Graph the solution set to each compound inequality

8.1 # 26

x > -2 and X is <_ 4