book Maths Puzzle Numerical Ability

translate"the sum of five times the square of y and the square of x into a mathematical expression.

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book Other Question

IF f(x) -5x-1, find the following
f(a-2)

my question comes from ( PREPARATION FOR MIDDLE SCHOOL MATH)
1. Give the measures of the angles that are complementary and
supplementary to an angle of 41.4degrees. thank you for any help