exam
Maths Puzzle
Numerical Ability
7-2n=n-14
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exam Other Question
I have to solve using the quadric formula and if there are no real roots , say so. Can you please help me?
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Number 8
x^2 + 9x + 7 = 0
Use a graphing calculator to approximate the solutions of the equation in the interval )<_ X < 2(3.14). The equation is: 3 sin x + 5 cos x = 4