Use the quadratic formula to find the solutions to x^2+2x-35=0

x=5 and x=7

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Write 16 × 8^(2x) as a power of 2 in terms of x


Simplify : 3a(b^2) * (a^3)b


Simplify : 4(x+5) / x^2+2x-15


5 pencils cost 50p , how many would 2 pencils cost?


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