- Use addition formulas for tangent to simplify. tan(pi/5)-tan(pi/30)/1+tan(pi/5)tan(pi/30)?

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Problem involving math induction! 1. Prove for every integer p, p^2 + 3p + 8 is even.? What set of reaction conditions would favor an SN2 reaction of 2-bromo-bromo-3-mehthylbutane? 0.8 litres water is how many cups? When the pressure that a gas exerts on a sealed container changes from -atm to 1.80 atm, the temperature changes from 86.0 C to 30.0 C.? Could someone help me with these math problems? I can't figure them out. Solve the linear equation;
x+2y=15
y=-2x+0 9x-12y=-3
-12x+16y=4?

Craig| 15/06 2016 16:1232 %