exam Maths Puzzle Numerical Ability

The heron population in Saltmarsh Refuge is estimated by conservationists at {{{20T^(-2/3)}}}, where t is the number of years since the refuge was established in 1980. How many he

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exam Other Question

1.) Simplify and combine like radicals: 2 4√32x^5 + 4 4√162x^5 - 5x^4√512x
2.) Solve each of the equations: 3√2x = √x and 4√x =√x/4

*N Use the intercept to graph the equation.
x + 2y = 4
How do I do this, I forgot already, I am so glad you are here for me. Thank you!