exam Maths Puzzle Numerical Ability

solve: x^2+4x=3

a. -2.3, 0.3
b. -4.6, 0.6
c. -5.3, 1.3
d. -5.4, 0.4

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exam Other Question

i need to solve for all real roots

(sqrt)(2x^2+x-12)=x Find two consecutive even integers such that the sum of the larger and twice the smaller is 62.