exam Maths Puzzle Numerical Ability

please help me graph the following x^2+y^=1 and 9x^2+9y^2=64

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exam Other Question

Rewrite the middle term as the sum of two terms and then factor completely. 15x^2 + 17x + 4 The sum of two Numbers is -2. If twice the smaller number is added to three times the larger, the result is 1. Find the two numbers.