Sam is a bodybuilder. He currently weighs 90kg, but is aiming to be at 130kg in the next four months. Every month, he puts on 8% of his weight. Does he reach his target?


90kg x (1.08)^4= 122.44....No, he does not reach his target

Answered by ANGELICA S. Maths tutor

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Find the values of x that satisfy the quadratic equation: x^2 + 14x + 40 = 0


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